Author: np
Date: Mon Feb 2 23:41:43 2015
New Revision: 278117
URL: https://svnweb.freebsd.org/changeset/base/278117
Log:
Fix bug in idr_pre_get where it doesn't handle 'need' correctly.
Obtained from: Chelsio Communications' internal repository.
Modified:
head/sys/ofed/include/linux/linux_idr.c
Modified: head/sys/ofed/include/linux/linux_idr.c
==============================================================================
--- head/sys/ofed/include/linux/linux_idr.c Mon Feb 2 21:09:26 2015
(r278116)
+++ head/sys/ofed/include/linux/linux_idr.c Mon Feb 2 23:41:43 2015
(r278117)
@@ -223,7 +223,7 @@ idr_pre_get(struct idr *idr, gfp_t gfp_m
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);
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