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Subject[PATCH] ALSA: usx2y: Delete an error message for a failed memory allocation in two functions
Date
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 11 Aug 2017 17:40:57 +0200

Omit an extra message for a memory allocation failure in these functions.

This issue was detected by using the Coccinelle software.

Link: http://events.linuxfoundation.org/sites/events/files/slides/LCJ16-Refactor_Strings-WSang_0.pdf
Signed-off-by: Markus Elfring <elfring@users.sourceforge.net>
---
sound/usb/usx2y/usbusx2yaudio.c | 9 +++------
1 file changed, 3 insertions(+), 6 deletions(-)

diff --git a/sound/usb/usx2y/usbusx2yaudio.c b/sound/usb/usx2y/usbusx2yaudio.c
index dd40ca9d858a..612aa7ff7e18 100644
--- a/sound/usb/usx2y/usbusx2yaudio.c
+++ b/sound/usb/usx2y/usbusx2yaudio.c
@@ -422,7 +422,5 @@ static int usX2Y_urbs_allocate(struct snd_usX2Y_substream *subs)
- if (NULL == subs->tmpbuf) {
- snd_printk(KERN_ERR "cannot malloc tmpbuf\n");
+ if (!subs->tmpbuf)
return -ENOMEM;
- }
}
/* allocate and initialize data urbs */
for (i = 0; i < NRURBS; i++) {
@@ -952,7 +950,6 @@ static int usX2Y_audio_stream_new(struct snd_card *card, int playback_endpoint,
- if (NULL == usX2Y_substream[i]) {
- snd_printk(KERN_ERR "cannot malloc\n");
+ if (!usX2Y_substream[i])
return -ENOMEM;
- }
+
usX2Y_substream[i]->usX2Y = usX2Y(card);
}

--
2.14.0
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