mirror of
https://github.com/torvalds/linux
synced 2024-09-06 18:01:05 +00:00
jfs: Fix memleak in dbAdjCtl
When dbBackSplit() fails, mp should be released to prevent memleak. It's the same when dbJoin() fails. Signed-off-by: Dinghao Liu <dinghao.liu@zju.edu.cn> Signed-off-by: Dave Kleikamp <dave.kleikamp@oracle.com>
This commit is contained in:
parent
ed1c9a7a85
commit
751341b4d7
|
@ -2549,16 +2549,20 @@ dbAdjCtl(struct bmap * bmp, s64 blkno, int newval, int alloc, int level)
|
|||
*/
|
||||
if (oldval == NOFREE) {
|
||||
rc = dbBackSplit((dmtree_t *) dcp, leafno);
|
||||
if (rc)
|
||||
if (rc) {
|
||||
release_metapage(mp);
|
||||
return rc;
|
||||
}
|
||||
oldval = dcp->stree[ti];
|
||||
}
|
||||
dbSplit((dmtree_t *) dcp, leafno, dcp->budmin, newval);
|
||||
} else {
|
||||
rc = dbJoin((dmtree_t *) dcp, leafno, newval);
|
||||
if (rc)
|
||||
if (rc) {
|
||||
release_metapage(mp);
|
||||
return rc;
|
||||
}
|
||||
}
|
||||
|
||||
/* check if the root of the current dmap control page changed due
|
||||
* to the update and if the current dmap control page is not at
|
||||
|
|
Loading…
Reference in a new issue