devpts: Fix type for uid and gid params

Fix devpts to parse uid and gid params using the correct type so that they
get interpreted in the context of the user namespace.

Fixes: cc0876f817d6 ("vfs: Convert devpts to use the new mount API")
Reported-by: Debarshi Ray <dray@redhat.com>
Closes: https://github.com/containers/podman/issues/25751
Signed-off-by: Giuseppe Scrivano <gscrivan@redhat.com>
Signed-off-by: David Howells <dhowells@redhat.com>
Link: https://lore.kernel.org/r/759134.1743596274@warthog.procyon.org.uk
cc: Eric Sandeen <sandeen@redhat.com>
cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Christian Brauner <brauner@kernel.org>

diff --git a/fs/devpts/inode.c b/fs/devpts/inode.c
index 42e4d6eeb29f5ba86fe3fe4bf1086d13090bcd13..9c20d78e41f6b438c9d63a429ab47250294804c4 100644 (file)
--- a/fs/devpts/inode.c
+++ b/fs/devpts/inode.c
@@ -89,12 +89,12 @@ enum {
 };
 
 static const struct fs_parameter_spec devpts_param_specs[] = {
-       fsparam_u32     ("gid",         Opt_gid),
+       fsparam_gid     ("gid",         Opt_gid),
        fsparam_s32     ("max",         Opt_max),
        fsparam_u32oct  ("mode",        Opt_mode),
        fsparam_flag    ("newinstance", Opt_newinstance),
        fsparam_u32oct  ("ptmxmode",    Opt_ptmxmode),
-       fsparam_u32     ("uid",         Opt_uid),
+       fsparam_uid     ("uid",         Opt_uid),
        {}
 };