[PATCH] ata: ahci_xgene: Use int type for 'rc' to store error codes

[Qianfeng Rong]

Use int instead of u32 for 'rc' variable to store negative error codes
returned by ahci_do_softreset().

Signed-off-by: Qianfeng Rong <rongqianfeng@xxxxxxxx>
---
 drivers/ata/ahci_xgene.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/ata/ahci_xgene.c b/drivers/ata/ahci_xgene.c
index 5d5a51a77f5d..8d01c105fd44 100644
--- a/drivers/ata/ahci_xgene.c
+++ b/drivers/ata/ahci_xgene.c
@@ -450,7 +450,7 @@ 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;
+	int rc;
 	void __iomem *port_mmio = ahci_port_base(ap);
 	u32 port_fbs;
 
@@ -500,7 +500,7 @@ 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