[PATCH] ceph: Use kmemdup rather than duplicating its implementation

[Thomas Meyer]

Use kmemdup rather than duplicating its implementation

The semantic patch that makes this change is available
in scripts/coccinelle/api/memdup.cocci.

Signed-off-by: Thomas Meyer <thomas@xxxxxxxx>
---

diff -u -p a/net/ceph/crypto.c b/net/ceph/crypto.c
--- a/net/ceph/crypto.c 2011-11-07 19:38:30.130592543 +0100
+++ b/net/ceph/crypto.c 2011-11-08 10:58:06.915274800 +0100
@@ -15,10 +15,9 @@ int ceph_crypto_key_clone(struct ceph_cr
 			  const struct ceph_crypto_key *src)
 {
 	memcpy(dst, src, sizeof(struct ceph_crypto_key));
-	dst->key = kmalloc(src->len, GFP_NOFS);
+	dst->key = kmemdup(src->key, src->len, GFP_NOFS);
 	if (!dst->key)
 		return -ENOMEM;
-	memcpy(dst->key, src->key, src->len);
 	return 0;
 }
 


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