Function report

Linux Kernel

v5.5.9

Brick Technologies Co., Ltd

Source Code:security\apparmor\lsm.c Create Date:2022-07-28 19:53:04
Last Modify:2020-03-12 14:18:49 Copyright©Brick
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Name:mmon_perm - basic common permission check wrapper fn for paths*@op: operation being checked*@path: path to check permission of (NOT NULL)*@mask: requested permissions mask*@cond: conditional info for the permission request (NOT NULL)* Returns: %0 else

Proto:static int common_perm(const char *op, const struct path *path, unsigned int mask, struct path_cond *cond)

Type:int

Parameter:

TypeParameterName
const char *op
const struct path *path
unsigned intmask
struct path_cond *cond
207  error = 0
209  label = __begin_current_label_crit_section - current's confining label* Returns: up to date confining label or the ns unconfined label (NOT NULL)* safe to call inside locks* The returned reference must be put with __end_current_label_crit_section()* This must NOT
210  If Not unconfined(label) Then error = aa_path_perm(op, label, path, 0, mask, cond)
212  __end_current_label_crit_section(label)
214  Return error
Caller
NameDescribe
common_perm_condmmon_perm_cond - common permission wrapper around inode cond*@op: operation being checked*@path: location to check (NOT NULL)*@mask: requested permissions mask* Returns: %0 else error code if error or permission denied
common_perm_dir_dentrymmon_perm_dir_dentry - common permission wrapper when path is dir, dentry*@op: operation being checked*@dir: directory of the dentry (NOT NULL)*@dentry: dentry to check (NOT NULL)*@mask: requested permissions mask*@cond: conditional info for the