lift file_*_write out of do_splice_from()

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/fs/splice.c b/fs/splice.c
index 9eca476..fed5134 100644 (file)
--- a/fs/splice.c
+++ b/fs/splice.c
@@ -1115,10 +1115,7 @@ static long do_splice_from(struct pipe_inode_info *pipe, struct file *out,
        else
                splice_write = default_file_splice_write;
 
-       file_start_write(out);
-       ret = splice_write(pipe, out, ppos, len, flags);
-       file_end_write(out);
-       return ret;
+       return splice_write(pipe, out, ppos, len, flags);
 }
 
 /*
@@ -1306,9 +1303,11 @@ long do_splice_direct(struct file *in, loff_t *ppos, struct file *out,
        };
        long ret;
 
+       file_start_write(out);
        ret = splice_direct_to_actor(in, &sd, direct_splice_actor);
        if (ret > 0)
                *ppos = sd.pos;
+       file_end_write(out);
 
        return ret;
 }
@@ -1361,7 +1360,9 @@ static long do_splice(struct file *in, loff_t __user *off_in,
                        offset = out->f_pos;
                }
 
+               file_start_write(out);
                ret = do_splice_from(ipipe, out, &offset, len, flags);
+               file_end_write(out);
 
                if (!off_out)
                        out->f_pos = offset;