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[PATCH] fix leaks on pipe(2) failure exits
author
Al Viro
<viro@ftp.linux.org.uk>
Mon, 18 Dec 2006 13:31:18 +0000
(13:31 +0000)
committer
Linus Torvalds
<torvalds@woody.osdl.org>
Thu, 21 Dec 2006 08:16:03 +0000
(
00:16
-0800)
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
fs/pipe.c
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diff --git
a/fs/pipe.c
b/fs/pipe.c
index 9a06e8e48e8dfb366a8c08bd387985788391a5d8..68090e84f589305ebe80ee57e723c86494ca6143 100644
(file)
--- a/
fs/pipe.c
+++ b/
fs/pipe.c
@@
-935,8
+935,9
@@
struct file *create_write_pipe(void)
void free_write_pipe(struct file *f)
{
-
mntput(f->f_path.mnt
);
+
free_pipe_info(f->f_dentry->d_inode
);
dput(f->f_path.dentry);
+ mntput(f->f_path.mnt);
put_filp(f);
}
@@
-994,6
+995,8
@@
int do_pipe(int *fd)
err_fdr:
put_unused_fd(fdr);
err_read_pipe:
+ dput(fr->f_dentry);
+ mntput(fr->f_vfsmnt);
put_filp(fr);
err_write_pipe:
free_write_pipe(fw);