net: Remove redundant null check before kfree in dev.c

kfree on a null pointer is a no-op.

Signed-off-by: Sachin Kamat <sachin.kamat@linaro.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/net/core/dev.c b/net/core/dev.c
index 0afae8b..7304ea8 100644 (file)
--- a/net/core/dev.c
+++ b/net/core/dev.c
@@ -1153,10 +1153,8 @@ int dev_set_alias(struct net_device *dev, const char *alias, size_t len)
                return -EINVAL;
 
        if (!len) {
-               if (dev->ifalias) {
-                       kfree(dev->ifalias);
-                       dev->ifalias = NULL;
-               }
+               kfree(dev->ifalias);
+               dev->ifalias = NULL;
                return 0;
        }