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authorTakashi Sakamoto <o-takashi@sakamocchi.jp>2015-02-27 09:39:32 +0900
committerTakashi Iwai <tiwai@suse.de>2015-02-27 14:42:18 +0100
commitf2b14c0bc510c6a8f67a4f36049deefe5d99a537 (patch)
tree7aa874e40c69809f05d56e50eb8644ad2ae8e2fb /sound
parentde5d0ad506cb10ab143e2ffb9def7607e3671f83 (diff)
downloadlinux-f2b14c0bc510c6a8f67a4f36049deefe5d99a537.tar.bz2
ALSA: oxfw: fix a condition and return code in start_stream()
The amdtp_stream_wait_callback() doesn't return minus value and the return code is not for error code. This commit fixes with a propper condition and an error code. Fixes: f3699e2c7745 ('ALSA: oxfw: Change the way to start stream') Reported-by: Dan Carpenter <dan.carpenter@oracle.com> Signed-off-by: Takashi Sakamoto <o-takashi@sakamocchi.jp> Cc: <stable@vger.kernel.org> # 3.19+ Signed-off-by: Takashi Iwai <tiwai@suse.de>
Diffstat (limited to 'sound')
-rw-r--r--sound/firewire/oxfw/oxfw-stream.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/sound/firewire/oxfw/oxfw-stream.c b/sound/firewire/oxfw/oxfw-stream.c
index 29ccb3637164..e6757cd85724 100644
--- a/sound/firewire/oxfw/oxfw-stream.c
+++ b/sound/firewire/oxfw/oxfw-stream.c
@@ -171,9 +171,10 @@ static int start_stream(struct snd_oxfw *oxfw, struct amdtp_stream *stream,
}
/* Wait first packet */
- err = amdtp_stream_wait_callback(stream, CALLBACK_TIMEOUT);
- if (err < 0)
+ if (!amdtp_stream_wait_callback(stream, CALLBACK_TIMEOUT)) {
stop_stream(oxfw, stream);
+ err = -ETIMEDOUT;
+ }
end:
return err;
}