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[01/17] Staging: batman-adv: Remove NULL pointer check

Message ID 1262428252-26439-1-git-send-email-andrew@lunn.ch (mailing list archive)
State Not Applicable, archived
Headers

Commit Message

Andrew Lunn Jan. 2, 2010, 10:30 a.m. UTC 
  From: Sven Eckelmann <sven.eckelmann@gmx.de>

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>
---
 drivers/staging/batman-adv/hard-interface.c |    3 +--
 1 files changed, 1 insertions(+), 2 deletions(-)
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Patch

diff --git a/drivers/staging/batman-adv/hard-interface.c b/drivers/staging/batman-adv/hard-interface.c
index e9cb977..28d02f6 100644
--- 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;