linux-kernel - [PATCH 10/24] staging: pohmelfs: Remove NULL check before kfree

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Date:	Sun, 13 Mar 2011 00:29:03 -0500
From:	Ilia Mirkin <imirkin@...m.mit.edu>
To:	Greg Kroah-Hartman <gregkh@...e.de>
Cc:	devel@...verdev.osuosl.org, linux-kernel@...r.kernel.org
Subject: [PATCH 10/24] staging: pohmelfs: Remove NULL check before kfree

This patch was generated by the following semantic patch:
// <smpl>
@@ expression E; @@
- if (E != NULL) { kfree(E); }
+ kfree(E);

@@ expression E; @@
- if (E != NULL) { kfree(E); E = NULL; }
+ kfree(E);
+ E = NULL;
// </smpl>

Signed-off-by: Ilia Mirkin <imirkin@...m.mit.edu>
---
 drivers/staging/pohmelfs/config.c |    6 ++----
 1 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/pohmelfs/config.c b/drivers/staging/pohmelfs/config.c
index ed91330..a9a3e25 100644
--- a/drivers/staging/pohmelfs/config.c
+++ b/drivers/staging/pohmelfs/config.c
@@ -601,11 +601,9 @@ void pohmelfs_config_exit(void)
 
 		list_del(&g->group_entry);
 
-		if (g->hash_string)
-			kfree(g->hash_string);
+		kfree(g->hash_string);
 
-		if (g->cipher_string)
-			kfree(g->cipher_string);
+		kfree(g->cipher_string);
 
 		kfree(g);
 	}
-- 
1.7.3.4

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