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| author |   Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-07 11:41:15 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2009-09-07 11:41:15 -0700 |
| commit | 755ae761c5519929a97567d61a379b87352c337c (patch) | |
| tree | 6942ac77009d3cab1acf6e6bea8cc339368423a9 /security/integrity/ima/ima_main.c | |
| parent | Merge git://git.kernel.org/pub/scm/linux/kernel/git/davem/net-2.6 (diff) | |
| parent | IMA: update ima_counts_put (diff) | |
| download | linux-dev-755ae761c5519929a97567d61a379b87352c337c.tar.xz linux-dev-755ae761c5519929a97567d61a379b87352c337c.zip | |
Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6
* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6:
IMA: update ima_counts_put
Diffstat (limited to 'security/integrity/ima/ima_main.c')
| -rw-r--r-- | security/integrity/ima/ima_main.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/security/integrity/ima/ima_main.c b/security/integrity/ima/ima_main.c index 4732f5e5d127..b85e61bcf246 100644 --- a/security/integrity/ima/ima_main.c +++ b/security/integrity/ima/ima_main.c @@ -249,7 +249,11 @@ void ima_counts_put(struct path *path, int mask) struct inode *inode = path->dentry->d_inode; struct ima_iint_cache *iint; - if (!ima_initialized || !S_ISREG(inode->i_mode)) + /* The inode may already have been freed, freeing the iint + * with it. Verify the inode is not NULL before dereferencing + * it. + */ + if (!ima_initialized || !inode || !S_ISREG(inode->i_mode)) return; iint = ima_iint_find_insert_get(inode); if (!iint) |