Return-Path: Received: (majordomo@vger.kernel.org) by vger.kernel.org via listexpand id S1754861AbcD0AMn (ORCPT ); Tue, 26 Apr 2016 20:12:43 -0400 Received: from shadbolt.e.decadent.org.uk ([88.96.1.126]:40155 "EHLO shadbolt.e.decadent.org.uk" rhost-flags-OK-OK-OK-OK) by vger.kernel.org with ESMTP id S1753991AbcDZXN7 (ORCPT ); Tue, 26 Apr 2016 19:13:59 -0400 Content-Type: text/plain; charset="UTF-8" Content-Disposition: inline Content-Transfer-Encoding: 8bit MIME-Version: 1.0 From: Ben Hutchings To: linux-kernel@vger.kernel.org, stable@vger.kernel.org CC: akpm@linux-foundation.org, "Takashi Iwai" Date: Wed, 27 Apr 2016 01:02:21 +0200 Message-ID: X-Mailer: LinuxStableQueue (scripts by bwh) Subject: [PATCH 3.16 153/217] ALSA: usb-audio: Minor code cleanup in create_fixed_stream_quirk() In-Reply-To: X-SA-Exim-Connect-IP: 2a02:8426:ae4:c500:9cba:69ae:962d:6167 X-SA-Exim-Mail-From: ben@decadent.org.uk X-SA-Exim-Scanned: No (on shadbolt.decadent.org.uk); SAEximRunCond expanded to false Sender: linux-kernel-owner@vger.kernel.org List-ID: X-Mailing-List: linux-kernel@vger.kernel.org Content-Length: 1594 Lines: 60 3.16.35-rc1 review patch. If anyone has any objections, please let me know. ------------------ From: Takashi Iwai commit 902eb7fd1e4af3ac69b9b30f8373f118c92b9729 upstream. Just a minor code cleanup: unify the error paths. Signed-off-by: Takashi Iwai Signed-off-by: Ben Hutchings --- sound/usb/quirks.c | 22 +++++++++++----------- 1 file changed, 11 insertions(+), 11 deletions(-) --- a/sound/usb/quirks.c +++ b/sound/usb/quirks.c @@ -155,23 +155,18 @@ static int create_fixed_stream_quirk(str stream = (fp->endpoint & USB_DIR_IN) ? SNDRV_PCM_STREAM_CAPTURE : SNDRV_PCM_STREAM_PLAYBACK; err = snd_usb_add_audio_stream(chip, stream, fp); - if (err < 0) { - kfree(fp); - kfree(rate_table); - return err; - } + if (err < 0) + goto error; if (fp->iface != get_iface_desc(&iface->altsetting[0])->bInterfaceNumber || fp->altset_idx >= iface->num_altsetting) { - kfree(fp); - kfree(rate_table); - return -EINVAL; + err = -EINVAL; + goto error; } alts = &iface->altsetting[fp->altset_idx]; altsd = get_iface_desc(alts); if (altsd->bNumEndpoints < 1) { - kfree(fp); - kfree(rate_table); - return -EINVAL; + err = -EINVAL; + goto error; } fp->protocol = altsd->bInterfaceProtocol; @@ -184,6 +179,11 @@ static int create_fixed_stream_quirk(str snd_usb_init_pitch(chip, fp->iface, alts, fp); snd_usb_init_sample_rate(chip, fp->iface, alts, fp, fp->rate_max); return 0; + + error: + kfree(fp); + kfree(rate_table); + return err; } static int create_auto_pcm_quirk(struct snd_usb_audio *chip,