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| author | qingli <qingli@FreeBSD.org> | 2008-04-24 05:04:52 +0000 |
|---|---|---|
| committer | qingli <qingli@FreeBSD.org> | 2008-04-24 05:04:52 +0000 |
| commit | 53e28a2a3ad9d4b91d7ee258cbd6668dd7a412e5 (patch) | |
| tree | 12685f3dbf508266e8e103296ca6da016ab0e245 /sys/net/radix_mpath.c | |
| parent | 059d045f2e8bfb4882fcc9036670de0c5a2de84c (diff) | |
| download | FreeBSD-src-53e28a2a3ad9d4b91d7ee258cbd6668dd7a412e5.zip FreeBSD-src-53e28a2a3ad9d4b91d7ee258cbd6668dd7a412e5.tar.gz | |
In function rtalloc_mpath(), do not try to release the lock if the ro_rt
pointer is NULL.
Reported by: (pluknet at gmail dot com)
Diffstat (limited to 'sys/net/radix_mpath.c')
| -rw-r--r-- | sys/net/radix_mpath.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/sys/net/radix_mpath.c b/sys/net/radix_mpath.c index 98d7d6c..d1db258 100644 --- a/sys/net/radix_mpath.c +++ b/sys/net/radix_mpath.c @@ -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; } |
