cifs: remove unneeded check of null checking in if condition
cifs: remove unneeded check of null checking in if condition

Signed-off-by: Namjae Jeon <65d484aa1efdaf0ae258f87a04ed8ec8685cba3e@samsung.com>
Signed-off-by: Ashish Sangwan <3e1f6bc3f57a77fb276e7ac9018adc534c863417@samsung.com>
Signed-off-by: Steve French <51565b4e5841e493fd669866e11ea3c7c0d781cc@gmail.com>

KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs,KristFoundation/Programs