linux-kernel - [PATCH] Btrfs: Cocci spatch "memdup.spatch"

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Date:	Sat, 01 Jun 2013 11:37:50 +0200
From:	Thomas Meyer <thomas@...3r.de>
To:	chris.mason@...ionio.com, linux-btrfs@...r.kernel.org,
	linux-kernel@...r.kernel.org
Subject: [PATCH] Btrfs: Cocci spatch "memdup.spatch"


Signed-off-by: Thomas Meyer <thomas@...3r.de>
---

diff -u -p a/fs/btrfs/send.c b/fs/btrfs/send.c
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -3429,10 +3429,9 @@ static int __find_xattr(int num, struct
 	    strncmp(name, ctx->name, name_len) == 0) {
 		ctx->found_idx = num;
 		ctx->found_data_len = data_len;
-		ctx->found_data = kmalloc(data_len, GFP_NOFS);
+		ctx->found_data = kmemdup(data, data_len, GFP_NOFS);
 		if (!ctx->found_data)
 			return -ENOMEM;
-		memcpy(ctx->found_data, data, data_len);
 		return 1;
 	}
 	return 0;


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