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| author |   Namhyung Kim <namhyung@gmail.com> | 2010-12-27 01:41:54 +0900 |
|---|---|---|
| committer |   Al Viro <viro@zeniv.linux.org.uk> | 2011-01-17 04:54:38 -0500 |
| commit | e0bb6bda43e20aa1db5774c73a519cd52c463a55 (patch) | |
| tree | 84af59ed571cda0a3b023caf50b2b538ac5c2554 | |
| parent | compat: update comment of compat statfs syscalls (diff) | |
| download | linux-dev-e0bb6bda43e20aa1db5774c73a519cd52c463a55.tar.xz linux-dev-e0bb6bda43e20aa1db5774c73a519cd52c463a55.zip | |
compat: copy missing fields in compat_statfs64 to user
f_flags and f_spare fields were not copied to userspace when
compat_sys_[f]statfs64 called.
Signed-off-by: Namhyung Kim <namhyung@gmail.com>
Cc: Christoph Hellwig <hch@lst.de>
Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
| -rw-r--r-- | fs/compat.c | 4 |
1 files changed, 3 insertions, 1 deletions
diff --git a/fs/compat.c b/fs/compat.c index c62b5e6a1c15..f6fd0a00e6cc 100644 --- a/fs/compat.c +++ b/fs/compat.c @@ -320,7 +320,9 @@ static int put_compat_statfs64(struct compat_statfs64 __user *ubuf, struct kstat __put_user(kbuf->f_namelen, &ubuf->f_namelen) || __put_user(kbuf->f_fsid.val[0], &ubuf->f_fsid.val[0]) || __put_user(kbuf->f_fsid.val[1], &ubuf->f_fsid.val[1]) || - __put_user(kbuf->f_frsize, &ubuf->f_frsize)) + __put_user(kbuf->f_frsize, &ubuf->f_frsize) || + __put_user(kbuf->f_flags, &ubuf->f_flags) || + __clear_user(ubuf->f_spare, sizeof(ubuf->f_spare))) return -EFAULT; return 0; } |