Staging: batman-adv: Remove NULL pointer check

It is safe to call kfree(NULL) which makes this extra check unneeded. It
was found using checkpatch.pl from linux-2.6

Signed-off-by: Sven Eckelmann <sven.eckelmann@gmx.de>
Acked-by: Simon Wunderlich <siwu@hrz.tu-chemnitz.de>
Signed-off-by: Andrew Lunn <andrew@lunn.ch>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>

diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c
index e9cb977..28d02f6 100644 (file)
--- a/drivers/staging/batman-adv/hard-interface.c
+++ b/drivers/staging/batman-adv/hard-interface.c
@@ -399,8 +399,7 @@ int hardif_add_interface(char *dev, int if_num)
        return 1;
 
 out:
-       if (batman_if->packet_buff)
-               kfree(batman_if->packet_buff);
+       kfree(batman_if->packet_buff);
        kfree(batman_if);
        kfree(dev);
        return -1;