[libata] pata_at91: fix backslash-continued string

Noticed and rough patch by Joe Perches.

Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
diff --git a/drivers/ata/pata_at91.c b/drivers/ata/pata_at91.c
index 41c94b1..376dd38 100644
--- a/drivers/ata/pata_at91.c
+++ b/drivers/ata/pata_at91.c
@@ -153,8 +153,8 @@
 	/* Compute ATA timing and set it to SMC */
 	ret = ata_timing_compute(adev, adev->pio_mode, &timing, 1000, 0);
 	if (ret) {
-		dev_warn(ap->dev, "Failed to compute ATA timing %d, \
-				set PIO_0 timing\n", ret);
+		dev_warn(ap->dev, "Failed to compute ATA timing %d, "
+			 "set PIO_0 timing\n", ret);
 		set_smc_timing(ap->dev, info, &initial_timing);
 	} else {
 		set_smc_timing(ap->dev, info, &timing);