3.10-stable review patch. If anyone has any objections, please let me know.
------------------
From: "Eric W. Biederman" <ebied...@xmission.com>
commit 2433c8f094a008895e66f25bd1773cdb01c91d01 upstream.
Modify the code to use current_euid(), and in_egroup_p, as in done
in fs/proc/proc_sysctl.c:test_perm()
Reviewed-by: Eric Sandeen <sand...@redhat.com>
Reported-by: Eric Sandeen <sand...@redhat.com>
Signed-off-by: "Eric W. Biederman" <ebied...@xmission.com>
Signed-off-by: Linus Torvalds <torva...@linux-foundation.org>
Signed-off-by: Greg Kroah-Hartman <gre...@linuxfoundation.org>
---
net/sysctl_net.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)
--- a/net/sysctl_net.c
+++ b/net/sysctl_net.c
@@ -47,12 +47,12 @@ static int net_ctl_permissions(struct ct
/* Allow network administrator to have same access as root. */
if (ns_capable(net->user_ns, CAP_NET_ADMIN) ||
- uid_eq(root_uid, current_uid())) {
+ uid_eq(root_uid, current_euid())) {
int mode = (table->mode >> 6) & 7;
return (mode << 6) | (mode << 3) | mode;
}
/* Allow netns root group to have the same access as the root group */
- if (gid_eq(root_gid, current_gid())) {
+ if (in_egroup_p(root_gid)) {
int mode = (table->mode >> 3) & 7;
return (mode << 3) | mode;
}
--
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