ssb/sdio: fix printk format warnings

Fix printk format warnings:

drivers/ssb/sdio.c:336: warning: format '%u' expects type 'unsigned int', but argument 7 has type 'size_t'
drivers/ssb/sdio.c:443: warning: format '%u' expects type 'unsigned int', but argument 7 has type 'size_t'

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>
diff --git a/drivers/ssb/sdio.c b/drivers/ssb/sdio.c
index 4ff7347..65a6080 100644
--- a/drivers/ssb/sdio.c
+++ b/drivers/ssb/sdio.c
@@ -333,7 +333,7 @@
 		goto out;
 
 err_out:
-	dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%u), error %d\n",
+	dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%zu), error %d\n",
 		bus->sdio_sbaddr >> 16, offset, reg_width, saved_count, error);
 out:
 	sdio_release_host(bus->host_sdio);
@@ -440,7 +440,7 @@
 		goto out;
 
 err_out:
-	dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%u), error %d\n",
+	dev_dbg(ssb_sdio_dev(bus), "%04X:%04X (width=%u, len=%zu), error %d\n",
 		bus->sdio_sbaddr >> 16, offset, reg_width, saved_count, error);
 out:
 	sdio_release_host(bus->host_sdio);