From: SF Markus Elfring <elfring@users.sourceforge.net>
To: alsa-devel@alsa-project.org,
Akshay Bhat <akshay.bhat@timesys.com>,
Daniel Mack <daniel@zonque.org>, Dennis Kadioglu <denk@post.com>,
Jaroslav Kysela <perex@perex.cz>, Johan Hovold <johan@kernel.org>,
Nobutaka Okabe <nob77413@gmail.com>,
Takashi Iwai <tiwai@suse.com>
Cc: kernel-janitors@vger.kernel.org, LKML <linux-kernel@vger.kernel.org>
Subject: [PATCH] ALSA: usb: Delete an error message for a failed memory allocation in two functions
Date: Fri, 11 Aug 2017 17:04:41 +0000 [thread overview]
Message-ID: <cb279f5a-1994-ae47-7e8f-8aae793d16d2@users.sourceforge.net> (raw)
From: Markus Elfring <elfring@users.sourceforge.net>
Date: Fri, 11 Aug 2017 18:38:25 +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/quirks.c | 5 ++---
sound/usb/stream.c | 4 +---
2 files changed, 3 insertions(+), 6 deletions(-)
diff --git a/sound/usb/quirks.c b/sound/usb/quirks.c
index d7b0b0a3a2db..9db40d58b4e2 100644
--- a/sound/usb/quirks.c
+++ b/sound/usb/quirks.c
@@ -146,10 +146,9 @@ static int create_fixed_stream_quirk(struct snd_usb_audio *chip,
unsigned *rate_table = NULL;
fp = kmemdup(quirk->data, sizeof(*fp), GFP_KERNEL);
- if (!fp) {
- usb_audio_err(chip, "cannot memdup\n");
+ if (!fp)
return -ENOMEM;
- }
+
INIT_LIST_HEAD(&fp->list);
if (fp->nr_rates > MAX_NR_RATES) {
kfree(fp);
diff --git a/sound/usb/stream.c b/sound/usb/stream.c
index 8e9548bc1f1a..d1776e5517ff 100644
--- a/sound/usb/stream.c
+++ b/sound/usb/stream.c
@@ -658,10 +658,8 @@ int snd_usb_parse_audio_interface(struct snd_usb_audio *chip, int iface_no)
continue;
fp = kzalloc(sizeof(*fp), GFP_KERNEL);
- if (! fp) {
- dev_err(&dev->dev, "cannot malloc\n");
+ if (!fp)
return -ENOMEM;
- }
fp->iface = iface_no;
fp->altsetting = altno;
--
2.14.0
next reply other threads:[~2017-08-11 17:04 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2017-08-11 17:04 SF Markus Elfring [this message]
2017-08-12 21:21 ` [PATCH] ALSA: usb: Delete an error message for a failed memory allocation in two functions Takashi Iwai
Reply instructions:
You may reply publicly to this message via plain-text email
using any one of the following methods:
* Save the following mbox file, import it into your mail client,
and reply-to-all from there: mbox
Avoid top-posting and favor interleaved quoting:
https://en.wikipedia.org/wiki/Posting_style#Interleaved_style
* Reply using the --to, --cc, and --in-reply-to
switches of git-send-email(1):
git send-email \
--in-reply-to=cb279f5a-1994-ae47-7e8f-8aae793d16d2@users.sourceforge.net \
--to=elfring@users.sourceforge.net \
--cc=akshay.bhat@timesys.com \
--cc=alsa-devel@alsa-project.org \
--cc=daniel@zonque.org \
--cc=denk@post.com \
--cc=johan@kernel.org \
--cc=kernel-janitors@vger.kernel.org \
--cc=linux-kernel@vger.kernel.org \
--cc=nob77413@gmail.com \
--cc=perex@perex.cz \
--cc=tiwai@suse.com \
/path/to/YOUR_REPLY
https://kernel.org/pub/software/scm/git/docs/git-send-email.html
* If your mail client supports setting the In-Reply-To header
via mailto: links, try the mailto: link
Be sure your reply has a Subject: header at the top and a blank line
before the message body.
This is a public inbox, see mirroring instructions
for how to clone and mirror all data and code used for this inbox