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(parent: 9f5c6b1) | patch
ALSA: usb-audio: Add check return value for usb_string()
authorJaejoong Kim <climbbb.kim@gmail.com>
Mon, 4 Dec 2017 06:31:49 +0000 (15:31 +0900)
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>
Sat, 16 Dec 2017 09:33:49 +0000 (10:33 +0100)
commit90a20a81dc1c05ceb8dc215d9e475b5cc66241a8
tree1ecafb56ab3fa848736d1346282d29ed1a96e4f6tree | snapshot
parent9f5c6b108850b020b74175b8aa0cec88303869cfcommit | diff
ALSA: usb-audio: Add check return value for usb_string()

commit 89b89d121ffcf8d9546633b98ded9d18b8f75891 upstream.

snd_usb_copy_string_desc() returns zero if usb_string() fails.
In case of failure, we need to check the snd_usb_copy_string_desc()'s
return value and add an exception case

Signed-off-by: Jaejoong Kim <climbbb.kim@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
sound/usb/mixer.c diff | blob | history
Mirror: https://github.com/0ranko0P/kernel_xiaomi_msm8998/
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