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In function rtalloc_mpath(), do not try to release the lock if the ro_rt

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pointer is NULL.

Reported by:	(pluknet at gmail dot com)
This commit is contained in:
Qing Li 2008-04-24 05:04:52 +00:00
parent 41a05be4ea
commit a975973d8b
1 changed files with 3 additions and 1 deletions
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4
sys/net/radix_mpath.c
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@ -269,7 +269,9 @@ rtalloc_mpath(struct route *ro, int hash)
ro->ro_rt = rtalloc1(&ro->ro_dst, 1, 0UL);
/* if the route does not exist or it is not multipath, don't care */
if (!ro->ro_rt || !rn_mpath_next((struct radix_node *)ro->ro_rt)) {
if (ro->ro_rt == NULL)
return;
if (rn_mpath_next((struct radix_node *)ro->ro_rt) == NULL) {
RT_UNLOCK(ro->ro_rt);
return;
}