[PATCH -next] [SCSI] aic7xxx: Use kmemdup rather than duplicating its implementation in ahc_loadseq

[YueHaibing]

Use kmemdup rather than duplicating its implementation

Signed-off-by: YueHaibing <yuehaib...@huawei.com>
---
 drivers/scsi/aic7xxx/aic7xxx_core.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/scsi/aic7xxx/aic7xxx_core.c 
b/drivers/scsi/aic7xxx/aic7xxx_core.c
index f3362f4..8549f1e 100644
--- a/drivers/scsi/aic7xxx/aic7xxx_core.c
+++ b/drivers/scsi/aic7xxx/aic7xxx_core.c
@@ -6901,10 +6901,10 @@ struct ahc_softc *
        if (cs_count != 0) {
 
                cs_count *= sizeof(struct cs);
-               ahc->critical_sections = kmalloc(cs_count, GFP_ATOMIC);
+               ahc->critical_sections = kmemdup(cs_table, cs_count,
+                                                GFP_ATOMIC);
                if (ahc->critical_sections == NULL)
                        panic("ahc_loadseq: Could not malloc");
-               memcpy(ahc->critical_sections, cs_table, cs_count);
        }
        ahc_outb(ahc, SEQCTL, PERRORDIS|FAILDIS|FASTMODE);