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add check against nullptr dereferences

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This commit is contained in:
Steffen Vogel 2019-01-21 18:54:48 +01:00
parent 9acd10fefa
commit 76464f202b
1 changed files with 2 additions and 0 deletions
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2
lib/kernel/if.c
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@ -161,6 +161,8 @@ struct interface * if_get_egress(struct sockaddr *sa, struct vlist *interfaces)
/* If not found, create a new interface */
i = alloc(sizeof(struct interface));
if (!i)
return NULL;
ret = if_init(i, link);
if (ret)