This issue was reported by coccicheck using the semantic patch
at scripts/coccinelle/api/memdup.cocci
Signed-off-by: Benoit Taine <benoit.taine@xxxxxxx>
---
Tested by compilation without errors.
drivers/scsi/aacraid/commctrl.c | 7 +++----
1 file changed, 3 insertions(+), 4 deletions(-)
diff --git a/drivers/scsi/aacraid/commctrl.c b/drivers/scsi/aacraid/commctrl.c
index fbcd48d..0cdb16b 100644
--- a/drivers/scsi/aacraid/commctrl.c
+++ b/drivers/scsi/aacraid/commctrl.c
@@ -635,15 +635,14 @@ static int aac_send_raw_srb(struct aac_dev* dev, void __user * arg)
}
} else {
struct user_sgmap* usg;
- usg = kmalloc(actual_fibsize - sizeof(struct aac_srb)
- + sizeof(struct sgmap), GFP_KERNEL);
+ usg = kmemdup(upsg, actual_fibsize -
+ sizeof(struct aac_srb) + sizeof(struct sgmap),
+ GFP_KERNEL);
if (!usg) {
dprintk((KERN_DEBUG"aacraid: Allocation error in Raw SRB command\n"));
rcode = -ENOMEM;
goto cleanup;
}
- memcpy (usg, upsg, actual_fibsize - sizeof(struct aac_srb)
- + sizeof(struct sgmap));
actual_fibsize = actual_fibsize64;
for (i = 0; i < usg->count; i++) {
--
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