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init: mark __user address space on string literals

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When calling syscall service routines in kernel, some of arguments should
be user pointers but were missing __user markup on string literals.  Add
it.  Removes some sparse warnings.

Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Cc: Phillip Lougher <phillip@lougher.demon.co.uk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Namhyung Kim
2010-10-26 14:22:42 -07:00
committed by Linus Torvalds
parent f0cfec1118
commit 562f5e638d
5 changed files with 11 additions and 10 deletions
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4
init/do_mounts.c
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@@ -291,7 +291,7 @@ static int __init do_mount_root(char *name, char *fs, int flags, void *data)
if (err)
return err;
sys_chdir("/root");
sys_chdir((const char __user __force *)"/root");
ROOT_DEV = current->fs->pwd.mnt->mnt_sb->s_dev;
printk("VFS: Mounted root (%s filesystem)%s on device %u:%u.\n",
current->fs->pwd.mnt->mnt_sb->s_type->name,
@@ -488,5 +488,5 @@ void __init prepare_namespace(void)
out:
devtmpfs_mount("dev");
sys_mount(".", "/", NULL, MS_MOVE, NULL);
sys_chroot(".");
sys_chroot((const char __user __force *)".");
}