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| author | Alexey Dobriyan <adobriyan@gmail.com> | 2008-10-10 03:27:16 +0400 |
|---|---|---|
| committer | Alexey Dobriyan <adobriyan@gmail.com> | 2008-10-10 04:24:51 +0400 |
| commit | 3bbfe0596746e1590888a6e1e6a07583265238b7 (patch) | |
| tree | 057d3d2aa8cb68eff8c944378e86ba120eff9cf4 /fs/proc/task_nommu.c | |
| parent | 45acb8db06bad529f0feaf89465ce33152640089 (diff) | |
| download | linux-3bbfe0596746e1590888a6e1e6a07583265238b7.tar.xz | |
proc: remove kernel.maps_protect
After commit 831830b5a2b5d413407adf380ef62fe17d6fcbf2 aka
"restrict reading from /proc/<pid>/maps to those who share ->mm or can ptrace"
sysctl stopped being relevant because commit moved security checks from ->show
time to ->start time (mm_for_maps()).
Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Acked-by: Kees Cook <kees.cook@canonical.com>
Diffstat (limited to 'fs/proc/task_nommu.c')
| -rw-r--r-- | fs/proc/task_nommu.c | 5 |
1 files changed, 0 insertions, 5 deletions
diff --git a/fs/proc/task_nommu.c b/fs/proc/task_nommu.c index 5d84e7121df8..219bd79ea894 100644 --- a/fs/proc/task_nommu.c +++ b/fs/proc/task_nommu.c @@ -110,11 +110,6 @@ int task_statm(struct mm_struct *mm, int *shared, int *text, static int show_map(struct seq_file *m, void *_vml) { struct vm_list_struct *vml = _vml; - struct proc_maps_private *priv = m->private; - struct task_struct *task = priv->task; - - if (maps_protect && !ptrace_may_access(task, PTRACE_MODE_READ)) - return -EACCES; return nommu_vma_show(m, vml->vma); } |