From: Adrian Bunk <bunk@kernel.org>
Date: Thu, 21 Feb 2008 14:01:18 +0000 (-0600)
Subject: RDMA/nes: Fix off-by-one
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=65b07ec29354b345ff93914d064c2467aef4c862;p=openwrt%2Fstaging%2Fblogic.git

RDMA/nes: Fix off-by-one

Fix an off-by-one spotted by the Coverity checker.

Signed-off-by: Adrian Bunk <bunk@kernel.org>
Signed-off-by: Glenn Streiff <gstreiff@neteffect.com>
Signed-off-by: Roland Dreier <rolandd@cisco.com>
---

diff --git a/drivers/infiniband/hw/nes/nes_verbs.c b/drivers/infiniband/hw/nes/nes_verbs.c
index 201b95ee23cb..692f0d821301 100644
--- a/drivers/infiniband/hw/nes/nes_verbs.c
+++ b/drivers/infiniband/hw/nes/nes_verbs.c
@@ -929,7 +929,7 @@ static struct ib_pd *nes_alloc_pd(struct ib_device *ibdev,
 				NES_MAX_USER_DB_REGIONS, nesucontext->first_free_db);
 		nes_debug(NES_DBG_PD, "find_first_zero_biton doorbells returned %u, mapping pd_id %u.\n",
 				nespd->mmap_db_index, nespd->pd_id);
-		if (nespd->mmap_db_index > NES_MAX_USER_DB_REGIONS) {
+		if (nespd->mmap_db_index >= NES_MAX_USER_DB_REGIONS) {
 			nes_debug(NES_DBG_PD, "mmap_db_index > MAX\n");
 			nes_free_resource(nesadapter, nesadapter->allocated_pds, pd_num);
 			kfree(nespd);