diff options
Diffstat (limited to 'security/integrity/ima/ima_main.c')
| -rw-r--r-- | security/integrity/ima/ima_main.c | 12 |
1 files changed, 8 insertions, 4 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index d66a0a36415e..365db0e43d7c 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -24,7 +24,6 @@ #include <linux/slab.h> #include <linux/xattr.h> #include <linux/ima.h> -#include <linux/iversion.h> #include <linux/fs.h> #include "ima.h" @@ -164,11 +163,16 @@ static void ima_check_last_writer(struct integrity_iint_cache *iint, mutex_lock(&iint->mutex); if (atomic_read(&inode->i_writecount) == 1) { + struct kstat stat; + update = test_and_clear_bit(IMA_UPDATE_XATTR, &iint->atomic_flags); - if (!IS_I_VERSION(inode) || - !inode_eq_iversion(inode, iint->version) || - (iint->flags & IMA_NEW_FILE)) { + if ((iint->flags & IMA_NEW_FILE) || + vfs_getattr_nosec(&file->f_path, &stat, + STATX_CHANGE_COOKIE, + AT_STATX_SYNC_AS_STAT) || + !(stat.result_mask & STATX_CHANGE_COOKIE) || + stat.change_cookie != iint->version) { iint->flags &= ~(IMA_DONE_MASK | IMA_NEW_FILE); iint->measured_pcrs = 0; if (update) |