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| author | Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp> | 2013-05-27 20:11:27 +0900 |
|---|---|---|
| committer | Chanho Park <chanho61.park@samsung.com> | 2014-03-20 17:42:25 +0900 |
| commit | 44c6037148a9faa91633c7c9fbbabbaa59c3dec3 (patch) | |
| tree | 072d500535ca7555afb3e677589aa9f354d62371 /security | |
| parent | 3e66398ac01f27e47bfcead8b9882178b6ed3ad8 (diff) | |
| download | linux-3.10-44c6037148a9faa91633c7c9fbbabbaa59c3dec3.tar.gz linux-3.10-44c6037148a9faa91633c7c9fbbabbaa59c3dec3.tar.bz2 linux-3.10-44c6037148a9faa91633c7c9fbbabbaa59c3dec3.zip | |
Smack: Fix possible NULL pointer dereference at smk_netlbl_mls()
netlbl_secattr_catmap_alloc(GFP_ATOMIC) can return NULL.
Change-Id: Id67f7f66a61a05e7e45b66a50b5d0869ef7e5117
Signed-off-by: Tetsuo Handa <penguin-kernel@I-love.SAKURA.ne.jp>
Signed-off-by: Łukasz Stelmach <l.stelmach@samsung.com>
Diffstat (limited to 'security')
| -rw-r--r-- | security/smack/smack_access.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/security/smack/smack_access.c b/security/smack/smack_access.c index 53f2327a592..6a0377f3862 100644 --- a/security/smack/smack_access.c +++ b/security/smack/smack_access.c @@ -403,6 +403,8 @@ int smk_netlbl_mls(int level, char *catset, struct netlbl_lsm_secattr *sap, sap->flags |= NETLBL_SECATTR_MLS_CAT; sap->attr.mls.lvl = level; sap->attr.mls.cat = netlbl_secattr_catmap_alloc(GFP_ATOMIC); + if (!sap->attr.mls.cat) + return -ENOMEM; sap->attr.mls.cat->startbit = 0; for (cat = 1, cp = catset, byte = 0; byte < len; cp++, byte++) |