staging: ti dspbridge: fix compilation error

This patch fix a compilation error in uuid_hex_to_bin
due to the patch "simplify and clean up"
Signed-off-by: NRene Sapiens <rene.sapiens@ti.com>
Acked-by: NAndy Shevchenko <andy.shevchenko@gmail.com>
Signed-off-by: NGreg Kroah-Hartman <gregkh@suse.de>

drivers/staging/tidspbridge/gen/uuidutil.c

@@ -58,6 +58,7 @@ static s32 uuid_hex_to_bin(char *buf, s32 len)
 {
 	s32 i;
 	s32 result = 0;
+	int value;
 
 	for (i = 0; i < len; i++) {
 		value = hex_to_bin(*buf++);