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authorAl Viro <viro@zeniv.linux.org.uk>2013-02-14 20:41:04 -0500
committerAl Viro <viro@zeniv.linux.org.uk>2013-02-22 23:31:32 -0500
commit1afc99beaf0fca3767d9b67789a7ae91c4f7a9c9 (patch)
tree9aba84bc2d8e4873859bd81ddf1002fe0e3f9376 /fs/open.c
parent496ad9aa8ef448058e36ca7a787c61f2e63f0f54 (diff)
downloadlinux-linaro-stable-1afc99beaf0fca3767d9b67789a7ae91c4f7a9c9.tar.gz
propagate error from get_empty_filp() to its callers
Based on parts from Anatol's patch (the rest is the next commit). Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'fs/open.c')
-rw-r--r--fs/open.c27
1 files changed, 13 insertions, 14 deletions
diff --git a/fs/open.c b/fs/open.c
index e08643feb574..97a237f67b72 100644
--- a/fs/open.c
+++ b/fs/open.c
@@ -810,23 +810,22 @@ struct file *dentry_open(const struct path *path, int flags,
/* We must always pass in a valid mount pointer. */
BUG_ON(!path->mnt);
- error = -ENFILE;
f = get_empty_filp();
- if (f == NULL)
- return ERR_PTR(error);
-
- f->f_flags = flags;
- f->f_path = *path;
- error = do_dentry_open(f, NULL, cred);
- if (!error) {
- error = open_check_o_direct(f);
- if (error) {
- fput(f);
+ if (!IS_ERR(f)) {
+ f->f_flags = flags;
+ f->f_path = *path;
+ error = do_dentry_open(f, NULL, cred);
+ if (!error) {
+ /* from now on we need fput() to dispose of f */
+ error = open_check_o_direct(f);
+ if (error) {
+ fput(f);
+ f = ERR_PTR(error);
+ }
+ } else {
+ put_filp(f);
f = ERR_PTR(error);
}
- } else {
- put_filp(f);
- f = ERR_PTR(error);
}
return f;
}