The patch titled
Dont touch fs_struct in usermodehelper
has been added to the -mm tree. Its filename is
dont-touch-fs_struct-in-usermodehelper.patch
*** Remember to use Documentation/SubmitChecklist when testing your code ***
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: Dont touch fs_struct in usermodehelper
From: Jan Blunck <jblunck@xxxxxxx>
This test seems to be unnecessary since we always have rootfs mounted before
calling a usermodehelper.
Signed-off-by: Andreas Gruenbacher <agruen@xxxxxxx>
Signed-off-by: Jan Blunck <jblunck@xxxxxxx>
Acked-by: Christoph Hellwig <hch@xxxxxx>
Acked-by: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
kernel/kmod.c | 5 +----
1 file changed, 1 insertion(+), 4 deletions(-)
diff -puN kernel/kmod.c~dont-touch-fs_struct-in-usermodehelper kernel/kmod.c
--- a/kernel/kmod.c~dont-touch-fs_struct-in-usermodehelper
+++ a/kernel/kmod.c
@@ -173,10 +173,7 @@ static int ____call_usermodehelper(void
*/
set_user_nice(current, 0);
- retval = -EPERM;
- if (current->fs->root)
- retval = kernel_execve(sub_info->path,
- sub_info->argv, sub_info->envp);
+ retval = kernel_execve(sub_info->path, sub_info->argv, sub_info->envp);
/* Exec failed? */
sub_info->retval = retval;
_
Patches currently in -mm which might be from jblunck@xxxxxxx are
r-o-bind-mounts-unix_find_other-elevate-write-count-for-touch_atime-fix.patch
r-o-bind-mounts-track-number-of-mount-writers-fix.patch
dont-touch-fs_struct-in-drivers.patch
dont-touch-fs_struct-in-usermodehelper.patch
remove-path_release_on_umount.patch
move-struct-path-into-its-own-header.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt.patch
introduce-path_put.patch
use-path_put-in-a-few-places-instead-of-mntdput.patch
introduce-path_get.patch
use-struct-path-in-fs_struct.patch
make-set_fs_rootpwd-take-a-struct-path.patch
introduce-path_get-unionfs.patch
embed-a-struct-path-into-struct-nameidata-instead-of-nd-dentrymnt-unionfs.patch
one-less-parameter-to-__d_path.patch
d_path-kerneldoc-cleanup.patch
d_path-use-struct-path-in-struct-avc_audit_data.patch
d_path-make-proc_get_link-use-a-struct-path-argument.patch
d_path-make-get_dcookie-use-a-struct-path-argument.patch
use-struct-path-in-struct-svc_export.patch
use-struct-path-in-struct-svc_expkey.patch
d_path-make-seq_path-use-a-struct-path-argument.patch
d_path-make-d_path-use-a-struct-path.patch
-
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