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authorAl Viro <viro@zeniv.linux.org.uk>2009-12-26 13:04:50 +0100
committerAl Viro <viro@zeniv.linux.org.uk>2010-03-05 15:01:33 +0100
commit9e67f36169117e07daf16dc7ca314f1db9e2050a (patch)
tree7090b0fdafa07c91afa3fcc1eede94d0df74942f /fs
parentPull handling of LAST_BIND into do_last(), clean up ok: part in do_filp_open() (diff)
downloadlinux-9e67f36169117e07daf16dc7ca314f1db9e2050a.tar.xz
linux-9e67f36169117e07daf16dc7ca314f1db9e2050a.zip
Kill is_link argument of do_last()
We set it to 1 iff we return NULL Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs')
-rw-r--r--fs/namei.c21
1 files changed, 7 insertions, 14 deletions
diff --git a/fs/namei.c b/fs/namei.c
index 0b4d19d47e67..b0c74fe91fb0 100644
--- a/fs/namei.c
+++ b/fs/namei.c
@@ -1647,15 +1647,12 @@ exit:
static struct file *do_last(struct nameidata *nd, struct path *path,
int open_flag, int acc_mode,
- int mode, const char *pathname,
- int *is_link)
+ int mode, const char *pathname)
{
struct dentry *dir = nd->path.dentry;
struct file *filp;
int error;
- *is_link = 0;
-
if (nd->last_type == LAST_BIND)
goto ok;
@@ -1727,10 +1724,9 @@ static struct file *do_last(struct nameidata *nd, struct path *path,
error = -ENOENT;
if (!path->dentry->d_inode)
goto exit_dput;
- if (path->dentry->d_inode->i_op->follow_link) {
- *is_link = 1;
+
+ if (path->dentry->d_inode->i_op->follow_link)
return NULL;
- }
path_to_nameidata(path, nd);
error = -EISDIR;
@@ -1766,7 +1762,6 @@ struct file *do_filp_open(int dfd, const char *pathname,
int count = 0;
int flag = open_to_namei_flags(open_flag);
int force_reval = 0;
- int is_link;
/*
* O_SYNC is implemented as __O_SYNC|O_DSYNC. As many places only
@@ -1849,9 +1844,8 @@ reval:
nd.flags |= LOOKUP_CREATE | LOOKUP_OPEN;
if (open_flag & O_EXCL)
nd.flags |= LOOKUP_EXCL;
- filp = do_last(&nd, &path, open_flag, acc_mode, mode,
- pathname, &is_link);
- if (is_link)
+ filp = do_last(&nd, &path, open_flag, acc_mode, mode, pathname);
+ if (!filp)
goto do_link;
if (nd.root.mnt)
path_put(&nd.root);
@@ -1902,11 +1896,10 @@ do_link:
return ERR_PTR(error);
}
nd.flags &= ~LOOKUP_PARENT;
- filp = do_last(&nd, &path, open_flag, acc_mode, mode,
- pathname, &is_link);
+ filp = do_last(&nd, &path, open_flag, acc_mode, mode, pathname);
if (nd.last_type == LAST_NORM)
__putname(nd.last.name);
- if (is_link)
+ if (!filp)
goto do_link;
if (nd.root.mnt)
path_put(&nd.root);