mmc: cb710: Return err value in cb710_wait_while_busy()
mmc: cb710: Return err value in cb710_wait_while_busy()

Fixes:

drivers/mmc/host/cb710-mmc.c: In function ‘cb710_wait_while_busy’:
drivers/mmc/host/cb710-mmc.c:182:6: warning: variable ‘err’ set but not
used [-Wunused-but-set-variable]

Signed-off-by: Chris Ball <6ca7faee6ca9a094b1ee341f11b840a5608a8746@laptop.org>
Acked-by: Michał Mirosław <a6cdb63bb4a601d03a6f05cfd687541da1200a64@rere.qmqm.pl>
Acked-by: Wolfram Sang <3883f8aab0424a154a3bcb43ff874b819786efbe@pengutronix.de>

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