slab: unsigned slabp->inuse cannot be less than 0
unsigned slabp->inuse cannot be less than 0
Acked-by: Christoph Lameter <cl@linux-foundation.org
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Pekka Enberg <penberg@cs.helsinki.fi>
diff --git a/mm/slab.c b/mm/slab.c
index a1478779..445bcc8 100644
--- a/mm/slab.c
+++ b/mm/slab.c
@@ -2997,7 +2997,7 @@
* there must be at least one object available for
* allocation.
*/
- BUG_ON(slabp->inuse < 0 || slabp->inuse >= cachep->num);
+ BUG_ON(slabp->inuse >= cachep->num);
while (slabp->inuse < cachep->num && batchcount--) {
STATS_INC_ALLOCED(cachep);