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From: Thomas Meyer <thomas@m3y3r.de>
To: perex@perex.cz, tiwai@suse.com, alsa-devel@alsa-project.org,
	linux-kernel@vger.kernel.org
Subject: [PATCH 4/4] ALSA: emu10k1: Cocci spatch "alloc_cast"
Date: Thu, 21 Sep 2017 08:33:46 +0200	[thread overview]
Message-ID: <1505975570447-568224618-4-diffsplit-thomas@m3y3r.de> (raw)
In-Reply-To: <1505975570447-826702259-0-diffsplit-thomas@m3y3r.de>

Remove casting the values returned by memory allocation functions like
kmalloc, kzalloc, kmem_cache_alloc, kmem_cache_zalloc etc."
Found by coccinelle spatch "api/alloc/alloc_cast.cocci"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
---

diff -u -p a/sound/pci/emu10k1/emufx.c b/sound/pci/emu10k1/emufx.c
--- a/sound/pci/emu10k1/emufx.c
+++ b/sound/pci/emu10k1/emufx.c
@@ -1218,7 +1218,7 @@ static int _snd_emu10k1_audigy_init_efx(
 	if (!icode)
 		return err;
 
-	icode->gpr_map = (u_int32_t __user *) kcalloc(512 + 256 + 256 + 2 * 1024,
+	icode->gpr_map = kcalloc(512 + 256 + 256 + 2 * 1024,
 						      sizeof(u_int32_t), GFP_KERNEL);
 	if (!icode->gpr_map)
 		goto __err_gpr;
@@ -1853,7 +1853,7 @@ static int _snd_emu10k1_init_efx(struct
 	if (!icode)
 		return err;
 
-	icode->gpr_map = (u_int32_t __user *) kcalloc(256 + 160 + 160 + 2 * 512,
+	icode->gpr_map = kcalloc(256 + 160 + 160 + 2 * 512,
 						      sizeof(u_int32_t), GFP_KERNEL);
 	if (!icode->gpr_map)
 		goto __err_gpr;

  reply	other threads:[~2017-09-21  6:42 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2017-09-21  6:33 [PATCH 0/4] Cocci spatch "alloc_cast" - v4.14-rc1 Thomas Meyer
2017-09-21  6:33 ` Thomas Meyer [this message]
2017-09-21  8:00   ` [PATCH 4/4] ALSA: emu10k1: Cocci spatch "alloc_cast" Takashi Iwai
2017-09-21  8:00     ` Takashi Iwai
2017-09-21 17:39   ` Al Viro
2017-09-21 17:39     ` Al Viro
2017-09-21 20:39     ` Takashi Iwai
2017-09-21 20:39       ` Takashi Iwai
2017-09-21  6:33 ` [PATCH 3/4] VFS: normal filesystems (and lustre): " Thomas Meyer
2017-09-21  6:33 ` [PATCH 1/4] drm/amd/powerplay: " Thomas Meyer
2017-09-21  6:55   ` Deucher, Alexander
2017-09-26 16:10   ` Alex Deucher
2017-09-26 16:10     ` Alex Deucher
2017-09-21  6:33 ` [PATCH 2/4] fs: " Thomas Meyer

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