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Subject[RFC PATCH v1 4/6] proc: Allow to use the allowlist filter in userns
Date
Signed-off-by: Alexey Gladkov <legion@kernel.org>
---
fs/proc/proc_allowlist.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/proc/proc_allowlist.c b/fs/proc/proc_allowlist.c
index 2153acb8e467..c605f73622bd 100644
--- a/fs/proc/proc_allowlist.c
+++ b/fs/proc/proc_allowlist.c
@@ -100,7 +100,7 @@ static int open_allowlist(struct inode *inode, struct file *file)
struct proc_fs_info *fs_info = proc_sb_info(inode->i_sb);
int ret;

- if (!capable(CAP_SYS_ADMIN))
+ if (!ns_capable(current_user_ns(), CAP_SYS_ADMIN))
return -EPERM;

// we need this because shrink_dcache_sb() can't drop our own dentry.
@@ -199,7 +199,7 @@ static const struct proc_ops proc_allowlist_ops = {
static int __init proc_allowlist_init(void)
{
struct proc_dir_entry *pde;
- pde = proc_create("allowlist", S_IRUSR | S_IWUSR, NULL, &proc_allowlist_ops);
+ pde = proc_create("allowlist", S_IRUSR | S_IWUSR | S_IRGRP | S_IWGRP | S_IROTH | S_IWOTH, NULL, &proc_allowlist_ops);
pde_make_permanent(pde);
pde_make_allowlist(pde);
return 0;
--
2.33.6
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