drivers/block/sata_dwc.c: Fix GCC 4.6 build warning

Fix:
sata_dwc.c: In function 'scan_sata':
sata_dwc.c:535:38: warning: variable 'udma_mask' set but not used
[-Wunused-but-set-variable]

Signed-off-by: Wolfgang Denk <wd@denx.de>
Cc: Kazuaki Ichinohe <kazuichi@fsi.co.jp>

diff --git a/drivers/block/sata_dwc.c b/drivers/block/sata_dwc.c
index 69ec5fdb795d56a3c6f98aeceed324f42973d230..75101b5d798dd8c9a2a03a5f2576a652f65c54cf 100644 (file)
--- a/drivers/block/sata_dwc.c
+++ b/drivers/block/sata_dwc.c
@@ -532,7 +532,7 @@ int scan_sata(int dev)
        u8 status;
        const u16 *id;
        struct ata_device *ata_dev = &ata_device;
-       unsigned long pio_mask, mwdma_mask, udma_mask;
+       unsigned long pio_mask, mwdma_mask;
        char revbuf[7];
        u16 iobuf[ATA_SECTOR_WORDS];
 
@@ -622,10 +622,6 @@ int scan_sata(int dev)
                        mwdma_mask |= (1 << 4);
        }
 
-       udma_mask = 0;
-       if (id[ATA_ID_FIELD_VALID] & (1 << 2))
-               udma_mask = id[ATA_ID_UDMA_MODES] & 0xff;
-
        if (ata_dev->class == ATA_DEV_ATA) {
                if (ata_id_is_cfa(id)) {
                        if (id[162] & 1)