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Defined in 1 files as a function:

Referenced in 2 files:

Smatch caller information:

fs/ubifs/tnc_misc.c read_znode() -> ubifs_node_check_hash()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->commit_sem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 c->commit_sem.first_waiter->type 0-1
PARAM_VALUE 0 c->kobj.sd->attr.open->nr_mmapped 0-4294967295
PARAM_VALUE 0 c->max_idx_node_sz 0-4000000
PARAM_VALUE 0 c->max_znode_sz 0-4000000
PARAM_VALUE 0 c->ubi 4096-ptr_max
PARAM_VALUE 0 c->ubi->mode s32min-s32max
PARAM_VALUE 0 c->ubi->vol->corrupted 1
PARAM_VALUE 0 c->vfs_sb->s_cop->empty_dir 0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 c->vfs_sb->s_cop->get_context 0,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 c->vfs_sb->s_cop->inode_info_offs 1632,1640,1808,1816,2632,2640,2648,2704,2712
PARAM_VALUE 0 c->vfs_sb->s_cop->set_context 0,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 0 c->vfs_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_parent 0,4672,5297,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1293513186369728512,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488-s64max
PARAM_VALUE 0 c->vfs_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 c->vfs_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 1 buf 16,4096-ptr_max
BUF_SIZE 0 c (-1),1-s32max
BUF_SIZE 0 c (-1),1-s32max
BUF_SIZE 0 c->bottom_up_buf (-1),256
BUF_SIZE 0 c->ileb_buf (-1),15360-s32max
BUF_SIZE 0 c->orph_buf s32min-(-1),1-s32max
BUF_SIZE 0 c->ubi (-1),16
BUF_SIZE 0 c->vfs_sb (-1),80,2816
BUF_SIZE 0 c->write_reserve_buf (-1),4160
BUF_SIZE 1 buf 0-s32max,18446744071562067968-u64max
BUF_SIZE 2 expected 64
DATA_SOURCE 0 c $0
DATA_SOURCE 1 buf r _kmalloc_noprof
STR_LEN 0 c (-1)-1,9,23-24
STR_LEN 0 c (-1)-1,9,23-24
STR_LEN 0 c->vfs_sb (-1),8
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 c->ro_mount 0-1
NO_OVERFLOW_SIMPLE 0 c->auth_hash_algo
NO_OVERFLOW_SIMPLE 0 c->bgt->dl.dl_runtime
NO_OVERFLOW_SIMPLE 0 c->hash_len
NO_OVERFLOW_SIMPLE 0 c->ihead_offs
NO_OVERFLOW_SIMPLE 0 c->ileb_len
NO_OVERFLOW_SIMPLE 0 c->jhead_cnt
NO_OVERFLOW_SIMPLE 0 c->leb_size
NO_OVERFLOW_SIMPLE 0 c->lhead_offs
NO_OVERFLOW_SIMPLE 0 c->lpt_offs
NO_OVERFLOW_SIMPLE 0 c->lsave_cnt
NO_OVERFLOW_SIMPLE 0 c->lsave_offs
NO_OVERFLOW_SIMPLE 0 c->lsave_sz
NO_OVERFLOW_SIMPLE 0 c->ltab_offs
NO_OVERFLOW_SIMPLE 0 c->ltab_sz
NO_OVERFLOW_SIMPLE 0 c->min_log_bytes
NO_OVERFLOW_SIMPLE 0 c->mst_node->lpt_offs
NO_OVERFLOW_SIMPLE 0 c->mst_node->lsave_offs
NO_OVERFLOW_SIMPLE 0 c->mst_node->ltab_offs
NO_OVERFLOW_SIMPLE 0 c->orph_dnext->inum
NO_OVERFLOW_SIMPLE 0 c->zroot.znode->level
NO_OVERFLOW_SIMPLE 0 c->zroot.znode->parent->level
UNITS 0 c unit_byte
HALF_LOCKED2 0 &c->bu_mutex
HALF_LOCKED2 0 &c->commit_sem
HALF_LOCKED2 0 &c->lp_mutex
HALF_LOCKED2 0 &c->tnc_mutex
HALF_LOCKED2 0 &c->umount_mutex
HALF_LOCKED2 0 &c->write_reserve_mutex

fs/ubifs/tnc_misc.c ubifs_tnc_read_node() -> ubifs_node_check_hash()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->commit_sem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 c->commit_sem.first_waiter->type 0-1
PARAM_VALUE 0 c->kobj.sd->attr.open->nr_mmapped 0-4294967295
PARAM_VALUE 0 c->tnc_mutex.dep_map->name 0-255
PARAM_VALUE 0 c->tnc_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->tnc_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->tnc_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->ubi 4096-ptr_max
PARAM_VALUE 0 c->vfs_sb->s_cop->empty_dir 0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 c->vfs_sb->s_cop->get_context 0,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 c->vfs_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE 0 c->vfs_sb->s_cop->set_context 0,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 0 c->vfs_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_parent 0,4672,5297,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1293513186369728512,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488-s64max
PARAM_VALUE 0 c->vfs_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 c->vfs_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 1 buf 4096-ptr_max
PARAM_VALUE 1 buf->magic 101718065
PARAM_VALUE 1 buf->node_type 0-7,9
BUF_SIZE 0 c (-1),1-s32max
BUF_SIZE 0 c (-1),1-s32max
BUF_SIZE 0 c->bottom_up_buf (-1),256
BUF_SIZE 0 c->ileb_buf (-1),15360-s32max
BUF_SIZE 0 c->orph_buf s32min-(-1),1-s32max
BUF_SIZE 0 c->ubi (-1),16
BUF_SIZE 0 c->vfs_sb (-1),80,2816
BUF_SIZE 0 c->write_reserve_buf (-1),4160
BUF_SIZE 1 buf s32min-(-1),24-s32max
BUF_SIZE 1 buf s32min-(-1),24-s32max
BUF_SIZE 2 expected 64
CAPPED_DATA 1 buf->len 1
CAPPED_DATA 1 buf->node_type 1
DATA_SOURCE 0 c $0
DATA_SOURCE 1 buf $2
STR_LEN 0 c (-1)-1,9,23-24
STR_LEN 0 c (-1)-1,9,23-24
STR_LEN 0 c->vfs_sb (-1),8
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 c->ro_mount 0-1
USER_DATA 0 c->vfs_sb->s_flags 0-s32max[c]
NO_OVERFLOW_SIMPLE 0 c->auth_hash_algo
NO_OVERFLOW_SIMPLE 0 c->ihead_offs
NO_OVERFLOW_SIMPLE 0 c->ileb_len
NO_OVERFLOW_SIMPLE 0 c->jhead_cnt
NO_OVERFLOW_SIMPLE 0 c->leb_size
NO_OVERFLOW_SIMPLE 0 c->lhead_offs
NO_OVERFLOW_SIMPLE 0 c->lpt_offs
NO_OVERFLOW_SIMPLE 0 c->lsave_cnt
NO_OVERFLOW_SIMPLE 0 c->lsave_offs
NO_OVERFLOW_SIMPLE 0 c->lsave_sz
NO_OVERFLOW_SIMPLE 0 c->ltab_offs
NO_OVERFLOW_SIMPLE 0 c->ltab_sz
NO_OVERFLOW_SIMPLE 0 c->min_log_bytes
NO_OVERFLOW_SIMPLE 0 c->mst_node->lpt_offs
NO_OVERFLOW_SIMPLE 0 c->mst_node->lsave_offs
NO_OVERFLOW_SIMPLE 0 c->mst_node->ltab_offs
NO_OVERFLOW_SIMPLE 0 c->orph_dnext->inum
NO_OVERFLOW_SIMPLE 0 c->zroot.znode->level
NO_OVERFLOW_SIMPLE 0 c->zroot.znode->parent->level
UNITS 0 c unit_byte
UNITS 1 buf unit_byte
HALF_LOCKED2 0 &c->commit_sem
HALF_LOCKED2 0 &c->tnc_mutex
HALF_LOCKED2 0 &c->umount_mutex
HALF_LOCKED2 0 &c->write_reserve_mutex

fs/ubifs/tnc.c try_read_node() -> ubifs_node_check_hash()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->commit_sem.first_waiter->handoff_set 0-1
PARAM_VALUE 0 c->commit_sem.first_waiter->type 0-1
PARAM_VALUE 0 c->kobj.sd->attr.open->nr_mmapped 0-4294967295
PARAM_VALUE 0 c->tnc_mutex.dep_map->name 0-255
PARAM_VALUE 0 c->tnc_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->tnc_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->tnc_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->tnc_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->tnc_mutex.wait_lock.dep_map->name 0-255
PARAM_VALUE 0 c->ubi 4096-ptr_max
PARAM_VALUE 0 c->ubi->mode s32min-s32max
PARAM_VALUE 0 c->ubi->vol->used_ebs 1-s32max
PARAM_VALUE 0 c->ubi->vol->vol_id 0-2147483646
PARAM_VALUE 0 c->vfs_sb->s_cop->empty_dir 0,661756434209751040,4392966320616476672,5234023279986843648,8614756098313990144
PARAM_VALUE 0 c->vfs_sb->s_cop->get_context 0,17350455714160640,4513809449498124288,5149251875611672576,7067778626864828416
PARAM_VALUE 0 c->vfs_sb->s_cop->inode_info_offs 1632,1720,1808,2632,2648,2704,2712
PARAM_VALUE 0 c->vfs_sb->s_cop->set_context 0,317457138841939968,3250154607523569664,5979066299606671360,6756104566897242112
PARAM_VALUE 0 c->vfs_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792,2776440803454029824,3228746867770966016,3502492669594062848,3526768263295340544,3559173554394271744,5000850239487131648,5583386343686406144,5817357685191483392-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864,868497899885588480,1471448175530500096,2021658383390310400,2445877819203563520,2512819722689847296,2649270699546726400,2761259683714371584,2893332316235677696-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_parent 0,4672,5297,148606482432692224,436469935444291584,457356038048772096,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000-s64max
PARAM_VALUE 0 c->vfs_sb->s_export_op->get_parent 0,8931,264940071972966400,291591359766798336,565128213429456896,893189740598853632,1241177127089143808,1474696885321834496,1812477326828269568,1893665921928286208,2210088671756947456,2437012291923775488,2483979068402987008-s64max
PARAM_VALUE 0 c->vfs_sb->s_umount.first_waiter->handoff_set 0-1
PARAM_VALUE 0 c->vfs_sb->s_umount.first_waiter->type 0-1
PARAM_VALUE 1 buf 4096-ptr_max
PARAM_VALUE 1 *buf 0-255
BUF_SIZE 0 c (-1),1-s32max
BUF_SIZE 0 c (-1),1-s32max
BUF_SIZE 0 c->bottom_up_buf (-1),256
BUF_SIZE 0 c->ileb_buf (-1),15360-s32max
BUF_SIZE 0 c->orph_buf (-1),15360-s32max
BUF_SIZE 0 c->ubi (-1),16
BUF_SIZE 0 c->vfs_sb (-1),2816
BUF_SIZE 0 c->write_reserve_buf (-1),4160
BUF_SIZE 1 buf (-1),312,4144,4256,15360-s32max
BUF_SIZE 1 buf (-1),312,4144,4256,15360-s32max
BUF_SIZE 2 expected 64
CAPPED_DATA 0 c->ubi->vol->vol_id 1
DATA_SOURCE 0 c $0
DATA_SOURCE 1 buf $1
STR_LEN 0 c (-1)-1,23-24
STR_LEN 0 c (-1)-1,23-24
STR_LEN 0 c->vfs_sb (-1),8
PREEMPT_ADD
RX_PATH
TASK_NOT_RUNNING
USER_DATA 0 c->ro_mount 0-1
USER_DATA 0 c->vfs_sb->s_flags 0-s32max[c]
NO_OVERFLOW_SIMPLE 0 c->auth_hash_algo
NO_OVERFLOW_SIMPLE 0 c->jhead_cnt
NO_OVERFLOW_SIMPLE 0 c->leb_size
NO_OVERFLOW_SIMPLE 0 c->lhead_offs
NO_OVERFLOW_SIMPLE 0 c->lsave_cnt
NO_OVERFLOW_SIMPLE 0 c->lsave_sz
NO_OVERFLOW_SIMPLE 0 c->min_log_bytes
NO_OVERFLOW_SIMPLE 0 c->orph_dnext->inum
NO_OVERFLOW_SIMPLE 0 c->zroot.znode->level
NO_OVERFLOW_SIMPLE 0 c->zroot.znode->parent->level
UNITS 0 c unit_byte
UNITS 1 buf unit_byte
HALF_LOCKED2 0 &c->commit_sem
HALF_LOCKED2 0 &c->tnc_mutex
HALF_LOCKED2 0 &c->umount_mutex

fs/ubifs/tnc.c validate_data_node() -> ubifs_node_check_hash()

Type Parameter Key Value
PARAM_VALUE 0 c 4096-ptr_max
PARAM_VALUE 0 c->bulk_read 1
PARAM_VALUE 0 c->tnc_mutex.dep_map->name 0-255
PARAM_VALUE 0 c->tnc_mutex.first_waiter 0,4096-ptr_max
PARAM_VALUE 0 c->tnc_mutex.first_waiter->list.prev->next 5159360019465732096
PARAM_VALUE 0 c->tnc_mutex.first_waiter->list.prev->prev 5159360019465732096
PARAM_VALUE 0 c->tnc_mutex.first_waiter->task->blocked_lock.dep_map->name 0-255
PARAM_VALUE 0 c->tnc_mutex.first_waiter->task->blocked_lock.owner (-1)
PARAM_VALUE 0 c->tnc_mutex.first_waiter->task->blocked_lock.owner_cpu 4294967295
PARAM_VALUE 0 c->tnc_mutex.first_waiter->task->blocked_lock.raw_lock.val.counter 0-s32max
PARAM_VALUE 0 c->tnc_mutex.first_waiter->task->usage.refs.counter s32min-s32max
PARAM_VALUE 0 c->tnc_mutex.osq.tail.counter 0-s32max
PARAM_VALUE 0 c->ubi 4096-ptr_max
PARAM_VALUE 0 c->ubi->vol->corrupted 1
PARAM_VALUE 0 c->vfs_sb->s_export_op->encode_fh 0,2,1398972869330624512,1616549510479982592,2037984473558433792
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_dentry 0,8684,447817974243774464,687732489194512384,742201802719268864
PARAM_VALUE 0 c->vfs_sb->s_export_op->fh_to_parent 0,148606482432692224,436469935444291584,467281172929331200,529780027764285440,1092893949038768128,1556959531105513472,1608953577475584000,1649536479961075712,2404761408063094784,2970908329832960000,3511613614414655488-s64max
PARAM_VALUE 0 c->zroot.znode->child_cnt 0-u16max
PARAM_VALUE 0 c->zroot.znode->level 0-512
PARAM_VALUE 1 buf 4096-ptr_max
PARAM_VALUE 1 buf->magic 101718065
PARAM_VALUE 1 buf->node_type 0-13
BUF_SIZE 0 c 1-s32max
BUF_SIZE 0 c 1-s32max
BUF_SIZE 1 buf s32min-(-1),1-s32max
BUF_SIZE 1 buf s32min-(-1),1-s32max
BUF_SIZE 2 expected 64
CAPPED_DATA 0 c->gc_seq 1
CAPPED_DATA 1 buf->len 1
DATA_SOURCE 0 c $0
DATA_SOURCE 1 buf $1
RX_PATH
TASK_NOT_RUNNING
UNITS 0 c unit_byte
LOCK2 &ui->ui_mutex
HALF_LOCKED2 &mapping->invalidate_lock
HALF_LOCKED2 0 &c->bu_mutex
TYPE_LOCK (struct ubifs_inode)->ui_mutex