linux-kernel - [PATCH] vfs: use ERR_CAST for err-ptr tossing in lookup_instantiate

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Message-ID: <20110717113512.17120.29865.stgit@localhost6>
Date:	Sun, 17 Jul 2011 15:35:12 +0400
From:	Konstantin Khlebnikov <khlebnikov@...nvz.org>
To:	Andrew Morton <akpm@...ux-foundation.org>,
	<linux-kernel@...r.kernel.org>
Subject: [PATCH] vfs: use ERR_CAST for err-ptr tossing in
 lookup_instantiate_filp

Replace unclear (struct dentry *) to (struct file *) typecast with ERR_CAST() macro.

Signed-off-by: Konstantin Khlebnikov <khlebnikov@...nvz.org>
---
 fs/open.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/fs/open.c b/fs/open.c
index b52cf01..739b751 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -793,7 +793,7 @@ out:
 	return nd->intent.open.file;
 out_err:
 	release_open_intent(nd);
-	nd->intent.open.file = (struct file *)dentry;
+	nd->intent.open.file = ERR_CAST(dentry);
 	goto out;
 }
 EXPORT_SYMBOL_GPL(lookup_instantiate_filp);

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