[ALSA] sound: ac97_pcm.c fix shadowed variable warning

err is always assigned before it is used, no need to declare another
inside the if statement.
sound/pci/ac97/ac97_pcm.c:577:7: warning: symbol 'err' shadows an earlier one
sound/pci/ac97/ac97_pcm.c:572:6: originally declared here

Signed-off-by: Harvey Harrison <harvey.harrison@gmail.com>
Signed-off-by: Takashi Iwai <tiwai@suse.de>

diff --git a/sound/pci/ac97/ac97_pcm.c b/sound/pci/ac97/ac97_pcm.c
index 3674f35c4a791eaf04a6d2ae86b79e82978d028b..48cbda9378c5fc2ed4b295f7731c44ae1a11e58c 100644 (file)
--- a/sound/pci/ac97/ac97_pcm.c
+++ b/sound/pci/ac97/ac97_pcm.c
@@ -574,7 +574,6 @@ int snd_ac97_pcm_open(struct ac97_pcm *pcm, unsigned int rate,
        r = rate > 48000;
        bus = pcm->bus;
        if (cfg == AC97_PCM_CFG_SPDIF) {
-               int err;
                for (cidx = 0; cidx < 4; cidx++)
                        if (bus->codec[cidx] && (bus->codec[cidx]->ext_id & AC97_EI_SPDIF)) {
                                err = set_spdif_rate(bus->codec[cidx], rate);