UbiquitousOS
/
OpenCloudOS-Kernel
mirror of https://gitee.com/OpenCloudOS/OpenCloudOS-Kernel.git
11
0
Fork 0
Code Issues Projects Releases Wiki Activity

rbd: pass null version pointer in add_snap() 

rbd_header_add_snap() passes the address of a version variable to
rbd_req_sync_exec(), but it ignores the result.  Just pass a null
pointer instead.

Signed-off-by: Alex Elder <elder@inktank.com>
Reviewed-by: Josh Durgin <josh.durgin@inktank.com>
This commit is contained in:
Alex Elder 2012-07-13 20:35:11 -05:00 committed by Sage Weil
parent 57cfc1060f
commit d67d4be56a
1 changed files with 1 additions and 2 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
drivers/block/rbd.c
View File

@ -1668,7 +1668,6 @@ static int rbd_header_add_snap(struct rbd_device *rbd_dev,
u64 new_snapid;
int ret;
void *data, *p, *e;
u64 ver;
struct ceph_mon_client *monc;
/* we should create a snapshot only if we're pointing at the head */
@ -1693,7 +1692,7 @@ static int rbd_header_add_snap(struct rbd_device *rbd_dev,
ret = rbd_req_sync_exec(rbd_dev, rbd_dev->header_name,
"rbd", "snap_add",
data, p - data, &ver);
data, p - data, NULL);
kfree(data);