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compat: copy missing fields in compat_statfs64 to user

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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>
This commit is contained in:
Namhyung Kim 2010-12-27 01:41:54 +09:00 committed by Al Viro
parent 974d879e80
commit e0bb6bda43
1 changed files with 3 additions and 1 deletions
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4
fs/compat.c
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@ -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;
}