staging: greybus: sdio: fix min() type check

The 0-day bot pointed out a type difference in one min() call, so fix it
up by being explicit about the type being compared.
Reported-by: kbuild test robot <fengguang.wu@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@google.com>

drivers/staging/greybus/sdio.c

@@ -136,7 +136,7 @@ static int gb_sdio_get_caps(struct gb_sdio_host *host)
 	data_max = min(data_max - sizeof(struct gb_sdio_transfer_request),
 		       data_max - sizeof(struct gb_sdio_transfer_response));
 
-	blksz = min(le16_to_cpu(response.max_blk_size), data_max);
+	blksz = min_t(u16, le16_to_cpu(response.max_blk_size), data_max);
 	blksz = max_t(u32, 512, blksz);
 
 	mmc->max_blk_size = rounddown_pow_of_two(blksz);