[PATCH -next] [SCSI] aic79xx: Use kmemdup rather than duplicating its implementation in ahd_loadseq

[YueHaibing]

Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 drivers/scsi/aic7xxx/aic79xx_core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/aic7xxx/aic79xx_core.c 
b/drivers/scsi/aic7xxx/aic79xx_core.c
index 9ee75c9..0970bb5 100644
--- a/drivers/scsi/aic7xxx/aic79xx_core.c
+++ b/drivers/scsi/aic7xxx/aic79xx_core.c
@@ -9438,10 +9438,10 @@ struct scb *
        if (cs_count != 0) {
 
                cs_count *= sizeof(struct cs);
-               ahd->critical_sections = kmalloc(cs_count, GFP_ATOMIC);
+               ahd->critical_sections = kmemdup(cs_table, cs_count,
+                                                GFP_ATOMIC);
                if (ahd->critical_sections == NULL)
                        panic("ahd_loadseq: Could not malloc");
-               memcpy(ahd->critical_sections, cs_table, cs_count);
        }
        ahd_outb(ahd, SEQCTL0, PERRORDIS|FAILDIS|FASTMODE);