Commit 9e477c7b authored by Maciej Szwed's avatar Maciej Szwed Committed by Daniel Verkamp
Browse files

lvol: check argument for NULL in vbdev_lvol_store_next function 



Signed-off-by: default avatarMaciej Szwed <maciej.szwed@intel.com>
Change-Id: Id0f7751d8889584fff1a947160ee89e2f158af1c

Reviewed-on: https://review.gerrithub.io/388943


Tested-by: default avatarSPDK Automated Test System <sys_sgsw@intel.com>
Reviewed-by: default avatarTomasz Zawadzki <tomasz.zawadzki@intel.com>
Reviewed-by: default avatarJim Harris <james.r.harris@intel.com>
Reviewed-by: default avatarDaniel Verkamp <daniel.verkamp@intel.com>
Reviewed-by: default avatarBen Walker <benjamin.walker@intel.com>
parent 0b9cfae4

lib/bdev/lvol/vbdev_lvol.c

+5 −0
Original line number Diff line number Diff line
@@ -268,6 +268,11 @@ vbdev_lvol_store_next(struct lvol_store_bdev *prev) 
{

	struct lvol_store_bdev *lvs_bdev;



	if (prev == NULL) {

		SPDK_ERRLOG("prev argument cannot be NULL\n");

		return NULL;

	}



	lvs_bdev = TAILQ_NEXT(prev, lvol_stores);

	if (lvs_bdev) {

		SPDK_INFOLOG(SPDK_TRACE_VBDEV_LVOL, "Continuing lvolstore iteration at %p\n", lvs_bdev->lvs);