The patch titled
Allow access to /proc/$PID/fd after setuid()
has been removed from the -mm tree. Its filename was
allow-access-to-proc-pid-fd-after-setuid-update-2.patch
This patch was dropped because it was folded into allow-access-to-proc-pid-fd-after-setuid.patch
------------------------------------------------------
Subject: Allow access to /proc/$PID/fd after setuid()
From: Alexey Dobriyan <adobriyan@xxxxxxxxxx>
Cc: Alexey Dobriyan <adobriyan@xxxxxxxxxx>
Cc: "Eric W. Biederman" <ebiederm@xxxxxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxxxxxxxxxxxxxx>
---
fs/proc/base.c | 9 ++-------
1 file changed, 2 insertions(+), 7 deletions(-)
diff -puN fs/proc/base.c~allow-access-to-proc-pid-fd-after-setuid-update-2 fs/proc/base.c
--- a/fs/proc/base.c~allow-access-to-proc-pid-fd-after-setuid-update-2
+++ a/fs/proc/base.c
@@ -1454,18 +1454,13 @@ static struct file_operations proc_fd_op
static int proc_fd_permission(struct inode *inode, int mask,
struct nameidata *nd)
{
- struct task_struct *tsk;
int rv;
rv = generic_permission(inode, mask, NULL);
if (rv == 0)
return 0;
- tsk = get_proc_task(inode);
- if (tsk) {
- if (tsk == current)
- rv = 0;
- put_task_struct(tsk);
- }
+ if (task_pid(current) == proc_pid(inode))
+ rv = 0;
return rv;
}
_
Patches currently in -mm which might be from adobriyan@xxxxxxxxxx are
ia64-sync-compat-getdents-on-ia64-and-parisc.patch
parisc-sync-compat-getdents-on-ia64-and-parisc.patch
x86_64-wire-up-compat-sched_rr_get_interval2.patch
allow-access-to-proc-pid-fd-after-setuid.patch
allow-access-to-proc-pid-fd-after-setuid-update-2.patch
lutimesat-simplify-utime2.patch
lutimesat-extend-do_utimes-with-flags.patch
lutimesat-actual-syscall-and-wire-up-on-i386.patch
lutimesat-compat-syscall-and-wire-up-on-x86_64.patch
lutimesat-compat-syscall-and-wire-up-on-x86_64-tidy.patch
-
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