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sata_inic162x: remove unused variable in inic_scr_read()

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The variable addr is initialized but never used
otherwise, so remove the unused variable.

dpatch engine is used to auto generate this patch.
(https://github.com/weiyj/dpatch)

Signed-off-by: Wei Yongjun <yongjun_wei@trendmicro.com.cn>
Signed-off-by: Jeff Garzik <jgarzik@redhat.com>
This commit is contained in:
Wei Yongjun 2012-10-22 16:58:30 +08:00 committed by Jeff Garzik
parent 8b34f2cc99
commit 7f0658d37f
1 changed files with 0 additions and 2 deletions
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2
drivers/ata/sata_inic162x.c
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@ -273,12 +273,10 @@ static void inic_reset_port(void __iomem *port_base)
static int inic_scr_read(struct ata_link *link, unsigned sc_reg, u32 *val) static int inic_scr_read(struct ata_link *link, unsigned sc_reg, u32 *val)
{ {
void __iomem *scr_addr = inic_port_base(link->ap) + PORT_SCR; void __iomem *scr_addr = inic_port_base(link->ap) + PORT_SCR;
void __iomem *addr;
if (unlikely(sc_reg >= ARRAY_SIZE(scr_map))) if (unlikely(sc_reg >= ARRAY_SIZE(scr_map)))
return -EINVAL; return -EINVAL;
addr = scr_addr + scr_map[sc_reg] * 4;
*val = readl(scr_addr + scr_map[sc_reg] * 4); *val = readl(scr_addr + scr_map[sc_reg] * 4);
/* this controller has stuck DIAG.N, ignore it */ /* this controller has stuck DIAG.N, ignore it */