netdev-bsd: Fix netdev_bsd_get_mtu() return value.

When netdev_bsd_get_mtu() failed, it didn't report the error to the caller, so the caller couldn't work around not knowing the MTU, and ended up using an uninitialized 'mtu' value. Found by LLVM scan-build. Reported-by: Kevin Lo <[email protected]> Signed-off-by: Ben Pfaff <[email protected]> Acked-by: Jarno Rajahalme <[email protected]> Acked-by: Kevin Lo <[email protected]> Acked-by: YAMAMOTO Takashi <[email protected]>
huiweics · Apr 17, 2015 · e7d6348 · e7d6348
1 parent 38221f4
commit e7d6348
Showing 1 changed file with 1 addition and 1 deletion.
diff --git a/lib/netdev-bsd.c b/lib/netdev-bsd.c
@@ -843,7 +843,7 @@ netdev_bsd_get_mtu(const struct netdev *netdev_, int *mtup)
     }
     ovs_mutex_unlock(&netdev->mutex);
 
-    return 0;
+    return error;
 }
 
 static int