From d63b77f4c552cc3a20506871046ab0fcbc332609 Mon Sep 17 00:00:00 2001 From: Sage Weil Date: Mon, 24 Sep 2012 20:59:48 -0700 Subject: libceph: check for invalid mapping If we encounter an invalid (e.g., zeroed) mapping, return an error and avoid a divide by zero. Signed-off-by: Sage Weil Reviewed-by: Alex Elder --- include/linux/ceph/osd_client.h | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) (limited to 'include/linux/ceph/osd_client.h') diff --git a/include/linux/ceph/osd_client.h b/include/linux/ceph/osd_client.h index cedfb1a8434a..d9b880e977e6 100644 --- a/include/linux/ceph/osd_client.h +++ b/include/linux/ceph/osd_client.h @@ -207,7 +207,7 @@ extern void ceph_osdc_handle_reply(struct ceph_osd_client *osdc, extern void ceph_osdc_handle_map(struct ceph_osd_client *osdc, struct ceph_msg *msg); -extern void ceph_calc_raw_layout(struct ceph_osd_client *osdc, +extern int ceph_calc_raw_layout(struct ceph_osd_client *osdc, struct ceph_file_layout *layout, u64 snapid, u64 off, u64 *plen, u64 *bno, -- cgit v1.2.3