From: Jens Axboe <axboe@fb.com>
Date: Tue, 21 Apr 2015 15:39:32 +0000 (-0600)
Subject: Fix off-by-one in cpus_allowed
X-Git-Tag: fio-2.2.8~32
X-Git-Url: https://git.kernel.dk/?a=commitdiff_plain;h=9e98688960347b9b733db9426fb7747f22d3a77e;p=fio.git

Fix off-by-one in cpus_allowed

Similar to commit b84113993b3a, fix it for cpus_allowed as well.

Signed-off-by: Jens Axboe <axboe@fb.com>
---

diff --git a/options.c b/options.c
index b5195c35..5fbad317 100644
--- a/options.c
+++ b/options.c
@@ -503,9 +503,9 @@ static int set_cpus_allowed(struct thread_data *td, os_cpu_mask_t *mask,
 				ret = 1;
 				break;
 			}
-			if (icpu > max_cpu) {
+			if (icpu >= max_cpu) {
 				log_err("fio: CPU %d too large (max=%ld)\n",
-							icpu, max_cpu);
+							icpu, max_cpu - 1);
 				ret = 1;
 				break;
 			}