linux-kernel - [splice PATCH 1/3] splice: use "long" for tee() return values

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Message-ID: <20090430120342.5689.74090.stgit@rabbit.intern.cm-ag>
Date:	Thu, 30 Apr 2009 14:03:42 +0200
From:	Max Kellermann <mk@...all.com>
To:	linux-kernel@...r.kernel.org
Cc:	jens.axboe@...cle.com, w@....eu
Subject: [splice PATCH 1/3] splice: use "long" for tee() return values

do_tee() and other internal functions related to that have a "long"
return value.  Internally, some of them work with an "int ret".
Convert them to "long".

Signed-off-by: Max Kellermann <mk@...all.com>
---

 fs/splice.c |   11 ++++++-----
 1 files changed, 6 insertions(+), 5 deletions(-)

diff --git a/fs/splice.c b/fs/splice.c
index 666953d..f07e304 100644
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1589,12 +1589,13 @@ static int link_opipe_prep(struct pipe_inode_info *pipe, unsigned int flags)
 /*
  * Link contents of ipipe to opipe.
  */
-static int link_pipe(struct pipe_inode_info *ipipe,
-		     struct pipe_inode_info *opipe,
-		     size_t len, unsigned int flags)
+static long link_pipe(struct pipe_inode_info *ipipe,
+		      struct pipe_inode_info *opipe,
+		      size_t len, unsigned int flags)
 {
 	struct pipe_buffer *ibuf, *obuf;
-	int ret = 0, i = 0, nbuf;
+	long ret = 0;
+	int i = 0, nbuf;
 
 	/*
 	 * Potential ABBA deadlock, work around it by ordering lock
@@ -1679,7 +1680,7 @@ static long do_tee(struct file *in, struct file *out, size_t len,
 {
 	struct pipe_inode_info *ipipe = pipe_info(in->f_path.dentry->d_inode);
 	struct pipe_inode_info *opipe = pipe_info(out->f_path.dentry->d_inode);
-	int ret = -EINVAL;
+	long ret = -EINVAL;
 
 	/*
 	 * Duplicate the contents of ipipe to opipe without actually

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