linux-kernel - [PATCH 18/24] staging: tidspbridge: Remove NULL check before kfree

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Date:	Sun, 13 Mar 2011 00:29:11 -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 18/24] staging: tidspbridge: 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/tidspbridge/core/chnl_sm.c |    3 +--
 drivers/staging/tidspbridge/pmgr/dbll.c    |    3 +--
 2 files changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/staging/tidspbridge/core/chnl_sm.c b/drivers/staging/tidspbridge/core/chnl_sm.c
index 3c05d7c..8381130 100644
--- a/drivers/staging/tidspbridge/core/chnl_sm.c
+++ b/drivers/staging/tidspbridge/core/chnl_sm.c
@@ -828,8 +828,7 @@ out_err:
 	free_chirp_list(&pchnl->io_requests);
 	free_chirp_list(&pchnl->free_packets_list);
 
-	if (sync_event)
-		kfree(sync_event);
+	kfree(sync_event);
 
 	if (pchnl->ntfy_obj) {
 		ntfy_delete(pchnl->ntfy_obj);
diff --git a/drivers/staging/tidspbridge/pmgr/dbll.c b/drivers/staging/tidspbridge/pmgr/dbll.c
index 2e20f78e..31da62b 100644
--- a/drivers/staging/tidspbridge/pmgr/dbll.c
+++ b/drivers/staging/tidspbridge/pmgr/dbll.c
@@ -272,8 +272,7 @@ void dbll_delete(struct dbll_tar_obj *target)
 	DBC_REQUIRE(refs > 0);
 	DBC_REQUIRE(zl_target);
 
-	if (zl_target != NULL)
-		kfree(zl_target);
+	kfree(zl_target);
 
 }
 
-- 
1.7.3.4

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