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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>
This commit is contained in:
Markus Elfring 2017-01-15 13:30:20 +01:00 committed by Paul Moore
parent b380f78377
commit 8ee4586ca5
1 changed files with 2 additions and 2 deletions
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4
security/selinux/ss/sidtab.c
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@ -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);