PATCH: Fix interesting use of "extern" and also some bracketing

[Alan Cox <alan@lxorguk.ukuu.org.uk>]

Signed-off-by: Alan Cox <alan@redhat.com>

Last of the set, just clean up some oddments. Assuming the whole set is
now ok then the remaining differences are the setup of PIO_0 at reset
and the ->data_xfer method.

diff --git a/drivers/scsi/libata-core.c b/drivers/scsi/libata-core.c
index 1cb9813..18d5239 100644
--- a/drivers/scsi/libata-core.c
+++ b/drivers/scsi/libata-core.c
@@ -2142,9 +2166,9 @@ static int sata_phy_resume(struct ata_po
  *	so makes reset sequence different from the original
  *	->phy_reset implementation and Jeff nervous.  :-P
  */
-extern void ata_std_probeinit(struct ata_port *ap)
+void ata_std_probeinit(struct ata_port *ap)
 {
-	if (ap->flags & ATA_FLAG_SATA && ap->ops->scr_read) {
+	if ((ap->flags & ATA_FLAG_SATA) && ap->ops->scr_read) {
 		sata_phy_resume(ap);
 		if (sata_dev_present(ap))
 			ata_busy_sleep(ap, ATA_TMOUT_BOOT_QUICK, ATA_TMOUT_BOOT);