linux-kernel - [PATCH] sound: pci: emu10k1: Remove useless casting in emufx.c

lists.openwall.net		lists / announce owl-users owl-dev john-users john-dev passwdqc-users yescrypt popa3d-users / oss-security kernel-hardening musl sabotage tlsify passwords / crypt-dev xvendor / Bugtraq Full-Disclosure linux-kernel linux-netdev linux-ext4 linux-hardening linux-cve-announce PHC
Open Source and information security mailing list archives

Hash Suite: Windows password security audit tool. GUI, reports in PDF.

[<prev] [next>] [thread-next>] [day] [month] [year] [list]

Message-Id: <1381940506-29855-1-git-send-email-geyslan@gmail.com>
Date:	Wed, 16 Oct 2013 13:21:45 -0300
From:	"Geyslan G. Bem" <geyslan@...il.com>
To:	unlisted-recipients:; (no To-header on input)
Cc:	kernel-br@...glegroups.com, "Geyslan G. Bem" <geyslan@...il.com>,
	Jaroslav Kysela <perex@...ex.cz>, Takashi Iwai <tiwai@...e.de>,
	Bill Pemberton <wfp5p@...ginia.edu>,
	alsa-devel@...a-project.org (moderated list:SOUND),
	linux-kernel@...r.kernel.org (open list)
Subject: [PATCH] sound: pci: emu10k1: Remove useless casting in emufx.c

Casting (void *) value returned by kcalloc is useless
as mentioned in Documentation/CodingStyle, Chap 14.

Signed-off-by: Geyslan G. Bem <geyslan@...il.com>
---
 sound/pci/emu10k1/emufx.c | 12 +++++-------
 1 file changed, 5 insertions(+), 7 deletions(-)

diff --git a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c
index 0275209..3f51dac 100644
--- a/sound/pci/emu10k1/emufx.c
+++ b/sound/pci/emu10k1/emufx.c
@@ -1183,9 +1183,8 @@ static int _snd_emu10k1_audigy_init_efx(struct snd_emu10k1 *emu)
 	mm_segment_t seg;
 
 	if ((icode = kzalloc(sizeof(*icode), GFP_KERNEL)) == NULL ||
-	    (icode->gpr_map = (u_int32_t __user *)
-	     kcalloc(512 + 256 + 256 + 2 * 1024, sizeof(u_int32_t),
-		     GFP_KERNEL)) == NULL ||
+	    (icode->gpr_map = kcalloc(512 + 256 + 256 + 2 * 1024, sizeof(u_int32_t),
+				      GFP_KERNEL)) == NULL ||
 	    (controls = kcalloc(SND_EMU10K1_GPR_CONTROLS,
 				sizeof(*controls), GFP_KERNEL)) == NULL) {
 		err = -ENOMEM;
@@ -1815,10 +1814,9 @@ static int _snd_emu10k1_init_efx(struct snd_emu10k1 *emu)
 
 	if ((icode = kzalloc(sizeof(*icode), GFP_KERNEL)) == NULL)
 		return -ENOMEM;
-	if ((icode->gpr_map = (u_int32_t __user *)
-	     kcalloc(256 + 160 + 160 + 2 * 512, sizeof(u_int32_t),
-		     GFP_KERNEL)) == NULL ||
-            (controls = kcalloc(SND_EMU10K1_GPR_CONTROLS,
+	if ((icode->gpr_map = kcalloc(256 + 160 + 160 + 2 * 512, sizeof(u_int32_t),
+				      GFP_KERNEL)) == NULL ||
+	    (controls = kcalloc(SND_EMU10K1_GPR_CONTROLS,
 				sizeof(struct snd_emu10k1_fx8010_control_gpr),
 				GFP_KERNEL)) == NULL ||
 	    (ipcm = kzalloc(sizeof(*ipcm), GFP_KERNEL)) == NULL) {
-- 
1.8.4

--
To unsubscribe from this list: send the line "unsubscribe linux-kernel" in
the body of a message to majordomo@...r.kernel.org
More majordomo info at  http://vger.kernel.org/majordomo-info.html
Please read the FAQ at  http://www.tux.org/lkml/