Previously, get locking range info will allocate
memory everytime. Thus calling this function multiple
times will cause memory leak.
Now, we allocate only if it is NULL. If it is not,
then we just memset to zero.
Change-Id: If048416a2056176f86206a33e2b5db210288fe4f
Signed-off-by: Chunyang Hui <chunyang.hui@intel.com>
Reviewed-on: https://review.gerrithub.io/c/spdk/spdk/+/472112
Tested-by: SPDK CI Jenkins <sys_sgci@intel.com>
Reviewed-by: Jim Harris <james.r.harris@intel.com>
Reviewed-by: Shuhei Matsumoto <shuhei.matsumoto.xt@hitachi.com>
Reviewed-by: Changpeng Liu <changpeng.liu@intel.com>