3.10-stable review patch. If anyone has any objections, please let me know.
------------------ From: majianpeng <[email protected]> commit 494ddd11be3e2621096bb425eed2886f8e8446d4 upstream. Signed-off-by: Jianpeng Ma <[email protected]> Reviewed-by: Sage Weil <[email protected]> Signed-off-by: Greg Kroah-Hartman <[email protected]> --- fs/ceph/ioctl.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-) --- a/fs/ceph/ioctl.c +++ b/fs/ceph/ioctl.c @@ -196,8 +196,10 @@ static long ceph_ioctl_get_dataloc(struc r = ceph_calc_file_object_mapping(&ci->i_layout, dl.file_offset, len, &dl.object_no, &dl.object_offset, &olen); - if (r < 0) + if (r < 0) { + up_read(&osdc->map_sem); return -EIO; + } dl.file_offset -= dl.object_offset; dl.object_size = ceph_file_layout_object_size(ci->i_layout); dl.block_size = ceph_file_layout_su(ci->i_layout); -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to [email protected] More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
