msm: rpm: Replace mutex_lock_interruptible with mutex_lock

mutex_lock_interruptible() bails on signal pending. Instead use the
mutex_lock() variant and let the caller handle the pending signal
condition.

Change-Id: Idda3f13aeb15b16e1377facf6ad35b030a69b85a
Signed-off-by: Praveen Chidambaram <pchidamb@codeaurora.org>
1 file changed