[libata] sata_dwc_460ex: signdness bug
authorDan Carpenter <error27@gmail.com>
Sat, 21 Aug 2010 08:43:25 +0000 (10:43 +0200)
committerJeff Garzik <jgarzik@redhat.com>
Wed, 25 Aug 2010 23:24:16 +0000 (19:24 -0400)
dma_dwc_xfer_setup() returns an int and "dma_chan" needs to be signed
for the error handling to work.

Signed-off-by: Dan Carpenter <error27@gmail.com>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
drivers/ata/sata_dwc_460ex.c

index 2673a3d1480654ceec39f2ab144b15cde72ba72e..6cf57c5c2b5f3d50d966e63bf1e1ad0d32dea13d 100644 (file)
@@ -1459,7 +1459,7 @@ static void sata_dwc_qc_prep_by_tag(struct ata_queued_cmd *qc, u8 tag)
 {
        struct scatterlist *sg = qc->sg;
        struct ata_port *ap = qc->ap;
-       u32 dma_chan;
+       int dma_chan;
        struct sata_dwc_device *hsdev = HSDEV_FROM_AP(ap);
        struct sata_dwc_device_port *hsdevp = HSDEVP_FROM_AP(ap);
        int err;