From: Julia Lawall <Julia.Lawall@lip6.fr>
Date: Fri, 1 May 2015 19:37:57 +0000 (+0200)
Subject: staging: lustre: lov: lov_dev: remove unneeded null test before free
X-Git-Tag: v4.2-rc1~88^2~933
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=34b8fbd6cdb1251d7f2bb3645124148365c5089a;p=platform%2Fkernel%2Flinux-exynos.git

staging: lustre: lov: lov_dev: remove unneeded null test before free

Kfree can cope with a null argument, so drop null tests.

The semantic patch that makes this change is as follows:
(http://coccinelle.lip6.fr/)

// <smpl>
@@ expression ptr; @@

- if (ptr != NULL)
  kfree(ptr);
// </smpl>

Signed-off-by: Julia Lawall <Julia.Lawall@lip6.fr>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
---

diff --git a/drivers/staging/lustre/lustre/lov/lov_dev.c b/drivers/staging/lustre/lustre/lov/lov_dev.c
index 63db87a..504b24a 100644
--- a/drivers/staging/lustre/lustre/lov/lov_dev.c
+++ b/drivers/staging/lustre/lustre/lov/lov_dev.c
@@ -298,8 +298,7 @@ static struct lu_device *lov_device_free(const struct lu_env *env,
 	const int	  nr = ld->ld_target_nr;
 
 	cl_device_fini(lu2cl_dev(d));
-	if (ld->ld_target != NULL)
-		kfree(ld->ld_target);
+	kfree(ld->ld_target);
 	if (ld->ld_emrg != NULL)
 		lov_emerg_free(ld->ld_emrg, nr);
 	kfree(ld);