From: Takashi Iwai <tiwai@suse.de>
Date: Tue, 24 May 2016 13:53:36 +0000 (+0200)
Subject: ALSA: pcm: Use common PCM_RUNTIME_CHECK() for sanity checks
X-Git-Tag: v4.13-rc4~15^2~51
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=4e99151435cb2e88b6d0d49939bf836c35e555a3;p=platform%2Fkernel%2Flinux-exynos.git

ALSA: pcm: Use common PCM_RUNTIME_CHECK() for sanity checks

Just a code cleanup.

Reviewed-by: Takashi Sakamoto <o-takashi@sakamocchi.jp>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
---

diff --git a/sound/core/pcm_native.c b/sound/core/pcm_native.c
index 0941b9c..05858c9 100644
--- a/sound/core/pcm_native.c
+++ b/sound/core/pcm_native.c
@@ -2869,7 +2869,7 @@ static int snd_pcm_playback_ioctl1(struct file *file,
 				   struct snd_pcm_substream *substream,
 				   unsigned int cmd, void __user *arg)
 {
-	if (snd_BUG_ON(!substream))
+	if (PCM_RUNTIME_CHECK(substream))
 		return -ENXIO;
 	if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_PLAYBACK))
 		return -EINVAL;
@@ -2949,7 +2949,7 @@ static int snd_pcm_capture_ioctl1(struct file *file,
 				  struct snd_pcm_substream *substream,
 				  unsigned int cmd, void __user *arg)
 {
-	if (snd_BUG_ON(!substream))
+	if (PCM_RUNTIME_CHECK(substream))
 		return -ENXIO;
 	if (snd_BUG_ON(substream->stream != SNDRV_PCM_STREAM_CAPTURE))
 		return -EINVAL;