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| author | Hans Dedecker <hans.dedecker@technicolor.com> | 2013-12-05 13:54:19 +0100 |
|---|---|---|
| committer | Hans Dedecker <hans.dedecker@technicolor.com> | 2013-12-05 13:54:19 +0100 |
| commit | 0b68cabeb40d6e24a677a9332d3f3db163b5d723 (patch) | |
| tree | de82280197e4a1c596f429f495a80102ca8eeb1c /src/router.c | |
| parent | 47bcdec8bd3bea91ef0510cdef7702bd559e8369 (diff) | |
Fix possible SEGFAULT conditions
Diffstat (limited to 'src/router.c')
| -rw-r--r-- | src/router.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/src/router.c b/src/router.c index 5abf1e6..83da938 100644 --- a/src/router.c +++ b/src/router.c @@ -353,6 +353,11 @@ static void send_router_advert(struct uloop_timeout *event) uint32_t lifetime; uint8_t name[]; } *search = alloca(sizeof(*search) + search_padded); + + if (!search) { + syslog(LOG_ERR, "Alloca failed for dns search on interface %s", iface->ifname); + return; + } search->type = ND_OPT_DNS_SEARCH; search->len = search_len ? ((sizeof(*search) + search_padded) / 8) : 0; search->pad = 0; |