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author | Johannes Thumshirn <jthumshirn@suse.de> | 2015-07-08 17:21:15 +0200 |
---|---|---|
committer | Doug Ledford <dledford@redhat.com> | 2015-07-14 13:20:15 -0400 |
commit | 45d254206f141f560e76319191f912d0a3d27bd3 (patch) | |
tree | 24a20b950722b4328118d5cbb393c49727b3d916 | |
parent | d9a047aeffcef5755952d18f2901d8777d84019d (diff) | |
download | linux-45d254206f141f560e76319191f912d0a3d27bd3.tar.bz2 |
IB/core: Destroy multcast_idr on module exit
Destroy multcast_idr on module exit, reclaiming the allocated memory.
This was detected by the following semantic patch (written by Luis Rodriguez
<mcgrof@suse.com>)
<SmPL>
@ defines_module_init @
declarer name module_init, module_exit;
declarer name DEFINE_IDR;
identifier init;
@@
module_init(init);
@ defines_module_exit @
identifier exit;
@@
module_exit(exit);
@ declares_idr depends on defines_module_init && defines_module_exit @
identifier idr;
@@
DEFINE_IDR(idr);
@ on_exit_calls_destroy depends on declares_idr && defines_module_exit @
identifier declares_idr.idr, defines_module_exit.exit;
@@
exit(void)
{
...
idr_destroy(&idr);
...
}
@ missing_module_idr_destroy depends on declares_idr && defines_module_exit && !on_exit_calls_destroy @
identifier declares_idr.idr, defines_module_exit.exit;
@@
exit(void)
{
...
+idr_destroy(&idr);
}
</SmPL>
Signed-off-by: Johannes Thumshirn <jthumshirn@suse.de>
Signed-off-by: Doug Ledford <dledford@redhat.com>
-rw-r--r-- | drivers/infiniband/core/ucma.c | 1 |
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/infiniband/core/ucma.c b/drivers/infiniband/core/ucma.c index a700cdb13f3d..29b21213ea75 100644 --- a/drivers/infiniband/core/ucma.c +++ b/drivers/infiniband/core/ucma.c @@ -1616,6 +1616,7 @@ static void __exit ucma_cleanup(void) device_remove_file(ucma_misc.this_device, &dev_attr_abi_version); misc_deregister(&ucma_misc); idr_destroy(&ctx_idr); + idr_destroy(&multicast_idr); } module_init(ucma_init); |