[ALSA] sound: ac97_pcm.c fix shadowed variable warning
[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 <eadbd6b462bf3c97df0300a934c12bc2e5d1fe51@gmail.com>
Signed-off-by: Takashi Iwai <4596b3305151c7ee743192a95d394341e3d3b644@suse.de>

TeamVee-Kanas/android_kernel_samsung_kanas,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas,KristFoundation/Programs,TeamVee-Kanas/android_kernel_samsung_kanas