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authorMichael Chapman <mike@very.puzzling.org>2016-08-16 19:07:42 +1000
committerMichael Chapman <mike@very.puzzling.org>2016-08-16 19:07:42 +1000
commit856e309d7b18cabe18c845bdf57e92958343a9ec (patch)
tree27264904693ca22921b18e54b5ddce261030b3a1
parent5f9a610ad2b3200a31bbd9181c810726eeb30385 (diff)
networkd: avoid NULL pointer dereference in route_add
If no result parameter is provided, do not attempt to write the found/newly-created route to it. This is presently not an issue as all callers currently provide a non-NULL result parameter, however we should do this for symmetry with address_add and future code robustness.
-rw-r--r--src/network/networkd-route.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/src/network/networkd-route.c b/src/network/networkd-route.c
index cedaf47cf8..82f9047ff6 100644
--- a/src/network/networkd-route.c
+++ b/src/network/networkd-route.c
@@ -322,7 +322,8 @@ int route_add(
} else
return r;
- *ret = route;
+ if (ret)
+ *ret = route;
return 0;
}