staging/lustre/ldlm: fix NULL pointer dereference

Pointer '*exp' returned from call to function 'class_conn2export'
at line 523 may be NULL and may be dereferenced at line 543.

Signed-off-by: Dmitry Eremin <dmitry.eremin@intel.com>
Reviewed-on: http://review.whamcloud.com/9323
ntel-bug-id: https://jira.hpdd.intel.com/browse/LU-4629
Reviewed-by: John L. Hammond <john.hammond@intel.com>
Reviewed-by: James Simmons <uja.ornl@gmail.com>
Signed-off-by: Oleg Drokin <oleg.drokin@intel.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Dmitry Eremin 2014-04-27 13:06:52 -04:00 committed by Greg Kroah-Hartman
parent a700f97535
commit f85065e534

View File

@ -514,7 +514,7 @@ int client_connect_import(const struct lu_env *env,
LASSERT (imp->imp_state == LUSTRE_IMP_DISCON);
GOTO(out_ldlm, rc);
}
LASSERT((*exp)->exp_connection);
LASSERT(*exp != NULL && (*exp)->exp_connection);
if (data) {
LASSERTF((ocd->ocd_connect_flags & data->ocd_connect_flags) ==