X-Git-Url: https://git.kernel.dk/?a=blobdiff_plain;f=options.c;h=9508607438a5149df800322f6c081ea6348d39bc;hb=31ce8438e868e133e2b15a6bc7f288dda2cc4b2f;hp=6d832354e95d856e89f2c41d6d5691cbd4d8d49c;hpb=bffad86f1e15793b6acda42ab9ca73e148f7032e;p=fio.git

diff --git a/options.c b/options.c
index 6d832354..95086074 100644
--- a/options.c
+++ b/options.c
@@ -493,6 +493,9 @@ int fio_cpus_split(os_cpu_mask_t *mask, unsigned int cpu_index)
 	const long max_cpu = cpus_online();
 
 	cpus_in_mask = fio_cpu_count(mask);
+	if (!cpus_in_mask)
+		return 0;
+
 	cpu_index = cpu_index % cpus_in_mask;
 
 	index = 0;