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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-31 09:50:26 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2021-05-31 09:50:26 +0200
commitaa10fab0f859ef86e998ee1cdaa89fc8e542e2c9 (patch)
treed76af7ad635537fa59e033306f900408cd470168 /fs/debugfs/inode.c
parent7652dd2c5cb7b656471cc801d619fe24120643a3 (diff)
parent8124c8a6b35386f73523d27eacb71b5364a68c4c (diff)
Merge 5.13-rc4 into usb-next
We need the usb/thunderbolt fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'fs/debugfs/inode.c')
-rw-r--r--fs/debugfs/inode.c9
1 files changed, 6 insertions, 3 deletions
diff --git a/fs/debugfs/inode.c b/fs/debugfs/inode.c
index 1d252164d97b..8129a430d789 100644
--- a/fs/debugfs/inode.c
+++ b/fs/debugfs/inode.c
@@ -45,10 +45,13 @@ static unsigned int debugfs_allow __ro_after_init = DEFAULT_DEBUGFS_ALLOW_BITS;
static int debugfs_setattr(struct user_namespace *mnt_userns,
struct dentry *dentry, struct iattr *ia)
{
- int ret = security_locked_down(LOCKDOWN_DEBUGFS);
+ int ret;
- if (ret && (ia->ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID)))
- return ret;
+ if (ia->ia_valid & (ATTR_MODE | ATTR_UID | ATTR_GID)) {
+ ret = security_locked_down(LOCKDOWN_DEBUGFS);
+ if (ret)
+ return ret;
+ }
return simple_setattr(&init_user_ns, dentry, ia);
}