From: Thomas Meyer <thomas@m3y3r.de>
Date: Sat, 1 Jun 2013 09:39:36 +0000 (+0200)
Subject: eCryptfs: Cocci spatch "memdup.spatch"
X-Git-Tag: v4.0~3680^2~11
X-Git-Url: http://review.tizen.org/git/?a=commitdiff_plain;h=fc8b14d338f6265533a8f82db1325fa112b530ba;p=platform%2Fkernel%2Flinux-amlogic.git

eCryptfs: Cocci spatch "memdup.spatch"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Tyler Hicks <tyhicks@canonical.com>
---

diff --git a/fs/ecryptfs/messaging.c b/fs/ecryptfs/messaging.c
index 49ff8ea0..e57380e 100644
--- a/fs/ecryptfs/messaging.c
+++ b/fs/ecryptfs/messaging.c
@@ -247,14 +247,13 @@ int ecryptfs_process_response(struct ecryptfs_daemon *daemon,
 		goto unlock;
 	}
 	msg_size = (sizeof(*msg) + msg->data_len);
-	msg_ctx->msg = kmalloc(msg_size, GFP_KERNEL);
+	msg_ctx->msg = kmemdup(msg, msg_size, GFP_KERNEL);
 	if (!msg_ctx->msg) {
 		rc = -ENOMEM;
 		printk(KERN_ERR "%s: Failed to allocate [%zd] bytes of "
 		       "GFP_KERNEL memory\n", __func__, msg_size);
 		goto unlock;
 	}
-	memcpy(msg_ctx->msg, msg, msg_size);
 	msg_ctx->state = ECRYPTFS_MSG_CTX_STATE_DONE;
 	wake_up_process(msg_ctx->task);
 	rc = 0;