linux-kernel - [PATCH 35] fs/reiser4/plugin/inode_ops_rename.c: kmalloc + memset conversion to kzalloc

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Message-Id: <200707312006.54765.m.kozlowski@tuxland.pl>
Date:	Tue, 31 Jul 2007 20:06:54 +0200
From:	Mariusz Kozlowski <m.kozlowski@...land.pl>
To:	linux-kernel@...r.kernel.org
Cc:	kernel-janitors@...r.kernel.org,
	Andrew Morton <akpm@...ux-foundation.org>,
	reiserfs-dev@...esys.com, reiserfs-devel@...r.kernel.org
Subject: [PATCH 35] fs/reiser4/plugin/inode_ops_rename.c: kmalloc + memset conversion to kzalloc

Signed-off-by: Mariusz Kozlowski <m.kozlowski@...land.pl>

 fs/reiser4/plugin/inode_ops_rename.c | 28474 -> 28344 (-130 bytes)
 fs/reiser4/plugin/inode_ops_rename.o | 142600 -> 142476 (-124 bytes)

 fs/reiser4/plugin/inode_ops_rename.c |    6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

--- linux-2.6.23-rc1-mm1-a/fs/reiser4/plugin/inode_ops_rename.c	2007-07-26 13:07:46.000000000 +0200
+++ linux-2.6.23-rc1-mm1-b/fs/reiser4/plugin/inode_ops_rename.c	2007-07-31 15:02:58.000000000 +0200
@@ -392,16 +392,14 @@ int reiser4_rename_common(struct inode *
 	if (IS_ERR(ctx))
 		return PTR_ERR(ctx);

-	old_entry = kmalloc(3 * sizeof(*old_entry) + 2 * sizeof(*new_lh) +
+	old_entry = kzalloc(3 * sizeof(*old_entry) + 2 * sizeof(*new_lh) +
 			    sizeof(*dotdot_name) + sizeof(*dataonstack),
 			    reiser4_ctx_gfp_mask_get());
-	if (old_entry == NULL) {
+	if (!old_entry) {
 		context_set_commit_async(ctx);
 		reiser4_exit_context(ctx);
 		return RETERR(-ENOMEM);
 	}
-	memset(old_entry, 0, 3 * sizeof(*old_entry) + 2 * sizeof(*new_lh) +
-	       sizeof(*dotdot_name) + sizeof(*dataonstack));

 	new_entry = old_entry + 1;
 	dotdot_entry = old_entry + 2;
-
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