From: Thomas Meyer <thomas@m3y3r.de>
Date: Sat, 1 Jun 2013 09:37:50 +0000 (+0000)
Subject: Btrfs: Cocci spatch "memdup.spatch"
X-Git-Tag: firefly_0821_release~176^2~5757^2~34
X-Git-Url: http://demsky.eecs.uci.edu/git/?a=commitdiff_plain;h=a5959bc0a1920d54c07b26a67b104caaf28f0a8c;p=firefly-linux-kernel-4.4.55.git

Btrfs: Cocci spatch "memdup.spatch"

Signed-off-by: Thomas Meyer <thomas@m3y3r.de>
Signed-off-by: Josef Bacik <jbacik@fusionio.com>
---

diff --git a/fs/btrfs/send.c b/fs/btrfs/send.c
index db381cf94943..d3f3b43cae0b 100644
--- a/fs/btrfs/send.c
+++ b/fs/btrfs/send.c
@@ -3422,10 +3422,9 @@ static int __find_xattr(int num, struct btrfs_key *di_key,
 	    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;