From 2658ce095df583cdf9ede475ec4da0b3cc7f7b05 Mon Sep 17 00:00:00 2001 From: Ben Dooks Date: Tue, 15 Oct 2019 11:35:02 +0100 Subject: fs/namespace: add __user to open_tree and move_mount syscalls Thw open_tree and move_mount syscalls take names from the user, so add the __user to these to ensure the following warnings from sparse are fixed: fs/namespace.c:2392:35: warning: incorrect type in argument 2 (different address spaces) fs/namespace.c:2392:35: expected char const [noderef] *name fs/namespace.c:2392:35: got char const *filename fs/namespace.c:3541:38: warning: incorrect type in argument 2 (different address spaces) fs/namespace.c:3541:38: expected char const [noderef] *name fs/namespace.c:3541:38: got char const *from_pathname fs/namespace.c:3550:36: warning: incorrect type in argument 2 (different address spaces) fs/namespace.c:3550:36: expected char const [noderef] *name fs/namespace.c:3550:36: got char const *to_pathname Signed-off-by: Ben Dooks Signed-off-by: Al Viro --- fs/namespace.c | 6 +++--- 1 file changed, 3 insertions(+), 3 deletions(-) (limited to 'fs/namespace.c') diff --git a/fs/namespace.c b/fs/namespace.c index fe0e9e1410fe..f4529eeca193 100644 --- a/fs/namespace.c +++ b/fs/namespace.c @@ -2356,7 +2356,7 @@ static struct file *open_detached_copy(struct path *path, bool recursive) return file; } -SYSCALL_DEFINE3(open_tree, int, dfd, const char *, filename, unsigned, flags) +SYSCALL_DEFINE3(open_tree, int, dfd, const char __user *, filename, unsigned, flags) { struct file *file; struct path path; @@ -3515,8 +3515,8 @@ err_fsfd: * Note the flags value is a combination of MOVE_MOUNT_* flags. */ SYSCALL_DEFINE5(move_mount, - int, from_dfd, const char *, from_pathname, - int, to_dfd, const char *, to_pathname, + int, from_dfd, const char __user *, from_pathname, + int, to_dfd, const char __user *, to_pathname, unsigned int, flags) { struct path from_path, to_path; -- cgit