msm: adsprpc : Change to resolve undefined behaviour

Resolving the undefined behaviour scenario where if adsp proc
init fails return error and not to goto bail to deinitialize
memory and unlock mutex.

Change-Id: Idf107aa340a211edec9121249e090c3e7c0e2200
Acked-by: Gururaj Chalger <gchalger@qti.qualcomm.com>
Signed-off-by: Mohammed Nayeem Ur Rahman <mohara@codeaurora.org>