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lib: Fix possible usage of uninited data

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assert when if_lookup_address is passed with
a family that is not AF_INET or AF_INET6 as
that we are dead in the water and this is a
dev escape

Signed-off-by: Donald Sharp <sharpd@nvidia.com>
(cherry picked from commit 4d7aae38ab)
This commit is contained in:
Donald Sharp 2022-02-17 14:07:57 -05:00 committed by mergify-bot
parent fa2713e7b5
commit cecb76bd3c
1 changed files with 2 additions and 1 deletions
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3
lib/if.c
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@ -490,7 +490,8 @@ struct connected *if_lookup_address(const void *matchaddr, int family,
addr.family = AF_INET6; addr.family = AF_INET6;
addr.u.prefix6 = *((struct in6_addr *)matchaddr); addr.u.prefix6 = *((struct in6_addr *)matchaddr);
addr.prefixlen = IPV6_MAX_BITLEN; addr.prefixlen = IPV6_MAX_BITLEN;
} } else
assert(!"Attempted lookup of family not supported");
match = NULL; match = NULL;