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authorMarkus Elfring <elfring@users.sourceforge.net>2017-01-15 15:30:20 +0300
committerPaul Moore <paul@paul-moore.com>2017-03-29 18:46:10 +0300
commit8ee4586ca5fe6c2a00f6a39f828f54c8f6cda472 (patch)
treefd5bd7864c18fe076fd0f3af9196146631cb65ce /security
parentb380f783772eeb66a0da85549a85aadbe5f8e76d (diff)
downloadlinux-8ee4586ca5fe6c2a00f6a39f828f54c8f6cda472.tar.xz
selinux: Adjust two checks for null pointers
The script "checkpatch.pl" pointed information out like the following. Comparison to NULL could be written !… Thus fix affected source code places. Signed-off-by: Markus Elfring <elfring@users.sourceforge.net> Signed-off-by: Paul Moore <paul@paul-moore.com>
Diffstat (limited to 'security')
-rw-r--r--security/selinux/ss/sidtab.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/security/selinux/ss/sidtab.c b/security/selinux/ss/sidtab.c
index c9533b21942b..f6915f257486 100644
--- a/security/selinux/ss/sidtab.c
+++ b/security/selinux/ss/sidtab.c
@@ -54,7 +54,7 @@ int sidtab_insert(struct sidtab *s, u32 sid, struct context *context)
}
newnode = kmalloc(sizeof(*newnode), GFP_ATOMIC);
- if (newnode == NULL) {
+ if (!newnode) {
rc = -ENOMEM;
goto out;
}
@@ -98,7 +98,7 @@ static struct context *sidtab_search_core(struct sidtab *s, u32 sid, int force)
if (force && cur && sid == cur->sid && cur->context.len)
return &cur->context;
- if (cur == NULL || sid != cur->sid || cur->context.len) {
+ if (!cur || sid != cur->sid || cur->context.len) {
/* Remap invalid SIDs to the unlabeled SID. */
sid = SECINITSID_UNLABELED;
hvalue = SIDTAB_HASH(sid);