mfd: wcd9xxx: Add range checking in function wcd9xxx_init_slimslave

Range checking is added to prevent buffer overflow.

CRs-Fixed: 1098363
Change-Id: I5871a3a11ec5f5106a386bf149d7ec22605f3db8
Signed-off-by: Xiaoyu Ye <benyxy@codeaurora.org>
1 file changed