Use int instead of u32 for the 'rc' variable in xgene_ahci_softreset()
to store negative error codes returned by ahci_do_softreset().
In xgene_ahci_pmp_softreset(), remove the redundant 'rc' variable and
directly return the result of the ahci_do_softreset() call instead.
Signed-off-by: Qianfeng Rong <rongqianfeng@xxxxxxxx>
---
v2: Remove redundant 'rc' in xgene_ahci_pmp_softreset().
---
drivers/ata/ahci_xgene.c | 7 ++-----
1 file changed, 2 insertions(+), 5 deletions(-)
diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index 5d5a51a77f5d..6b8844646fcd 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -450,7 +450,6 @@ static int xgene_ahci_pmp_softreset(struct ata_link *link, unsigned int *class,
{
int pmp = sata_srst_pmp(link);
struct ata_port *ap = link->ap;
- u32 rc;
void __iomem *port_mmio = ahci_port_base(ap);
u32 port_fbs;
@@ -463,9 +462,7 @@ static int xgene_ahci_pmp_softreset(struct ata_link *link, unsigned int *class,
port_fbs |= pmp << PORT_FBS_DEV_OFFSET;
writel(port_fbs, port_mmio + PORT_FBS);
- rc = ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready);
-
- return rc;
+ return ahci_do_softreset(link, class, pmp, deadline, ahci_check_ready);
}
/**
@@ -500,7 +497,7 @@ static int xgene_ahci_softreset(struct ata_link *link, unsigned int *class,
u32 port_fbs;
u32 port_fbs_save;
u32 retry = 1;
- u32 rc;
+ int rc;
port_fbs_save = readl(port_mmio + PORT_FBS);
--
2.34.1
