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| author | Namhyung Kim <namhyung@gmail.com> | 2010-10-26 14:22:42 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2010-10-26 16:52:15 -0700 |
| commit | 562f5e638de4ef451226552fe8dd7847bacea24e (patch) | |
| tree | 69a0ac78c9eca823a297c4b8e0810a5b1d4e3ee8 /init/initramfs.c | |
| parent | f0cfec11180973e4f4b2b6909623e47eaaf7ecfe (diff) | |
| download | lwn-562f5e638de4ef451226552fe8dd7847bacea24e.tar.gz lwn-562f5e638de4ef451226552fe8dd7847bacea24e.zip | |
init: mark __user address space on string literals
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>
Diffstat (limited to 'init/initramfs.c')
| -rw-r--r-- | init/initramfs.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/init/initramfs.c b/init/initramfs.c index 4b9c20205092..d9c6e782ff53 100644 --- a/init/initramfs.c +++ b/init/initramfs.c @@ -528,7 +528,7 @@ static void __init clean_rootfs(void) struct linux_dirent64 *dirp; int num; - fd = sys_open("/", O_RDONLY, 0); + fd = sys_open((const char __user __force *) "/", O_RDONLY, 0); WARN_ON(fd < 0); if (fd < 0) return; @@ -590,7 +590,8 @@ static int __init populate_rootfs(void) } printk(KERN_INFO "rootfs image is not initramfs (%s)" "; looks like an initrd\n", err); - fd = sys_open("/initrd.image", O_WRONLY|O_CREAT, 0700); + fd = sys_open((const char __user __force *) "/initrd.image", + O_WRONLY|O_CREAT, 0700); if (fd >= 0) { sys_write(fd, (char *)initrd_start, initrd_end - initrd_start); |