From 9d3c01e391007fbb235d43b805df34be44152281 Mon Sep 17 00:00:00 2001
From: Navdeep Parhar <np@FreeBSD.org>
Date: Mon, 2 Feb 2015 23:41:43 +0000
Subject: [PATCH] Fix bug in idr_pre_get where it doesn't handle 'need'
 correctly.

Obtained from:	Chelsio Communications' internal repository.
---
 sys/ofed/include/linux/linux_idr.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/sys/ofed/include/linux/linux_idr.c b/sys/ofed/include/linux/linux_idr.c
index 3397cda4eb0..809e1784e5b 100644
--- a/sys/ofed/include/linux/linux_idr.c
+++ b/sys/ofed/include/linux/linux_idr.c
@@ -223,7 +223,7 @@ idr_pre_get(struct idr *idr, gfp_t gfp_mask)
 		for (il = idr->free; il != NULL; il = il->ary[0])
 			need--;
 		mtx_unlock(&idr->lock);
-		if (need == 0)
+		if (need <= 0)
 			break;
 		for (head = NULL; need; need--) {
 			iln = malloc(sizeof(*il), M_IDR, M_ZERO | gfp_mask);