Fix off-by-one in cpus_allowed

[fio.git] / options.c

diff --git a/options.c b/options.c
index b5195c35c7e4bae7991d66b8c83b89c1f644bf58..5fbad317e47a1e9809006e226cf4e29f15c67630 100644 (file)
--- 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;
                        }