Messages in this thread Patch in this message | | | From | Miklos Szeredi <> | Subject | [PATCH 2/9] vfs: fix return value from do_last() | Date | Tue, 6 Mar 2012 13:56:34 +0100 |
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From: Miklos Szeredi <mszeredi@suse.cz>
complete_walk() returns either ECHILD or ESTALE. do_last() turns this into ECHILD unconditionally. If not in RCU mode, this error will reach userspace which is complete nonsense.
Signed-off-by: Miklos Szeredi <mszeredi@suse.cz> CC: stable@vger.kernel.org --- fs/namei.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-)
diff --git a/fs/namei.c b/fs/namei.c index f79aef1..46ea9cc 100644 --- a/fs/namei.c +++ b/fs/namei.c @@ -2162,7 +2162,7 @@ static struct file *do_last(struct nameidata *nd, struct path *path, /* sayonara */ error = complete_walk(nd); if (error) - return ERR_PTR(-ECHILD); + return ERR_PTR(error); error = -ENOTDIR; if (nd->flags & LOOKUP_DIRECTORY) { -- 1.7.7
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