staging: sb105x: fix potential NULL pointer dereference in mp_chars_in_buffer()
staging: sb105x: fix potential NULL pointer dereference in mp_chars_in_buffer()

The dereference to 'state' should be moved below the NULL test.

Cc: Steven Rostedt <9d183ff83abfec5c556edaf86a280a53916a11d8@redhat.com>
Signed-off-by: Wei Yongjun <b8f9cab8be13de37b9588aedad10a20fc3a68783@trendmicro.com.cn>
Signed-off-by: Greg Kroah-Hartman <4645f7897fd33786a2ee1264d590b3c400559d85@linuxfoundation.org>

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