aoe: replace kmalloc and then memcpy with kmemdup

Signed-off-by: Mihnea Dobrescu-Balaur <mihneadb@gmail.com>
Cc: Ed Cashin <ecashin@coraid.com>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>

diff --git a/drivers/block/aoe/aoechr.c b/drivers/block/aoe/aoechr.c
index 42e67ad..ab41be6 100644 (file)
--- a/drivers/block/aoe/aoechr.c
+++ b/drivers/block/aoe/aoechr.c
@@ -139,13 +139,12 @@ bail:             spin_unlock_irqrestore(&emsgs_lock, flags);
                return;
        }
 
                return;
        }
 

-       mp = kmalloc(n, GFP_ATOMIC);
+       mp = kmemdup(msg, n, GFP_ATOMIC);

        if (mp == NULL) {
                printk(KERN_ERR "aoe: allocation failure, len=%ld\n", n);
                goto bail;
        }
 
        if (mp == NULL) {
                printk(KERN_ERR "aoe: allocation failure, len=%ld\n", n);
                goto bail;
        }
 

-       memcpy(mp, msg, n);

        em->msg = mp;
        em->flags |= EMFL_VALID;
        em->len = n;
        em->msg = mp;
        em->flags |= EMFL_VALID;
        em->len = n;