Commit:     0957f00796157564281ea6ff2cea7ef4f897775a
Parent:     7909f2bf835376a20d6dbf853eb459a27566eba2
Author:     Mark Fasheh <[EMAIL PROTECTED]>
AuthorDate: Tue Dec 18 18:58:18 2007 -0800
Committer:  Mark Fasheh <[EMAIL PROTECTED]>
CommitDate: Fri Jan 25 15:05:19 2008 -0800

    ocfs2: Add missing permission checks
    Check that an online resize is being driven by a user with permission to
    change system resource limits.
    Signed-off-by: Mark Fasheh <[EMAIL PROTECTED]>
 fs/ocfs2/ioctl.c |    6 ++++++
 1 files changed, 6 insertions(+), 0 deletions(-)

diff --git a/fs/ocfs2/ioctl.c b/fs/ocfs2/ioctl.c
index 7003d58..5177fba 100644
--- a/fs/ocfs2/ioctl.c
+++ b/fs/ocfs2/ioctl.c
@@ -144,12 +144,18 @@ int ocfs2_ioctl(struct inode * inode, struct file * filp,
                return ocfs2_change_file_space(filp, cmd, &sr);
        case OCFS2_IOC_GROUP_EXTEND:
+               if (!capable(CAP_SYS_RESOURCE))
+                       return -EPERM;
                if (get_user(new_clusters, (int __user *)arg))
                        return -EFAULT;
                return ocfs2_group_extend(inode, new_clusters);
        case OCFS2_IOC_GROUP_ADD:
        case OCFS2_IOC_GROUP_ADD64:
+               if (!capable(CAP_SYS_RESOURCE))
+                       return -EPERM;
                if (copy_from_user(&input, (int __user *) arg, sizeof(input)))
                        return -EFAULT;
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