Commit 1336aa88 authored by Sergey Shtylyov's avatar Sergey Shtylyov Committed by Damien Le Moal
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ata: libata-sff: make ata_devchk() return 'bool' 



ata_devchk() returns 1 if a device is present, 0 if not -- the 'bool' type
clearly fits better here than 'unsigned int'...

Signed-off-by: default avatarSergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: default avatarDamien Le Moal <damien.lemoal@opensource.wdc.com>
parent 8d463523

drivers/ata/libata-sff.c

+6 −3
Original line number Diff line number Diff line
@@ -1751,10 +1751,13 @@ EXPORT_SYMBOL_GPL(ata_sff_prereset); 
 *	correctly storing and echoing back the

 *	ATA shadow register contents.

 *

 *	RETURN:

 *	true if device is present, false if not.

 *

 *	LOCKING:

 *	caller.

 */

static unsigned int ata_devchk(struct ata_port *ap, unsigned int device)

static bool ata_devchk(struct ata_port *ap, unsigned int device)

{

	struct ata_ioports *ioaddr = &ap->ioaddr;

	u8 nsect, lbal;
@@ -1774,9 +1777,9 @@ static unsigned int ata_devchk(struct ata_port *ap, unsigned int device) 
	lbal = ioread8(ioaddr->lbal_addr);



	if ((nsect == 0x55) && (lbal == 0xaa))

		return 1;	/* we found a device */

		return true;	/* we found a device */



	return 0;		/* nothing found */

	return false;		/* nothing found */

}



/**