[PATCH] ata: propagate return value of scc_wait_after_reset

From: Arjun Sreedharan
Date: Sat Aug 16 2014 - 06:17:46 EST


scc_bus_softreset not necessarily should return zero.
Propagate the error code.
Signed-off-by: Arjun Sreedharan <arjun024@xxxxxxxxx>
---
drivers/ata/pata_scc.c | 9 ++++-----
1 file changed, 4 insertions(+), 5 deletions(-)

diff --git a/drivers/ata/pata_scc.c b/drivers/ata/pata_scc.c
index 4e006d7..5618c4518 100644
--- a/drivers/ata/pata_scc.c
+++ b/drivers/ata/pata_scc.c
@@ -585,7 +585,7 @@ static int scc_wait_after_reset(struct ata_link *link, unsigned int devmask,
* Note: Original code is ata_bus_softreset().
*/

-static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask,
+static int scc_bus_softreset(struct ata_port *ap, unsigned int devmask,
unsigned long deadline)
{
struct ata_ioports *ioaddr = &ap->ioaddr;
@@ -599,9 +599,7 @@ static unsigned int scc_bus_softreset(struct ata_port *ap, unsigned int devmask,
udelay(20);
out_be32(ioaddr->ctl_addr, ap->ctl);

- scc_wait_after_reset(&ap->link, devmask, deadline);
-
- return 0;
+ return scc_wait_after_reset(&ap->link, devmask, deadline);
}

/**
@@ -618,7 +616,8 @@ static int scc_softreset(struct ata_link *link, unsigned int *classes,
{
struct ata_port *ap = link->ap;
unsigned int slave_possible = ap->flags & ATA_FLAG_SLAVE_POSS;
- unsigned int devmask = 0, err_mask;
+ unsigned int devmask = 0;
+ int err_mask;
u8 err;

DPRINTK("ENTER\n");
--
1.7.11.7

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