X-Git-Url: https://git.kernel.dk/?p=fio.git;a=blobdiff_plain;f=init.c;h=bca8424a9e49348c05b99a272c9d96789b469559;hp=62080f74949f09a9abbdb1ce2fa40ee2b9a7731d;hb=bda4fd9e23d30cf89e17753180eab9062e8bc1e7;hpb=c8bb6faf52ea8079e98df17cd2c5a029d3f33057

diff --git a/init.c b/init.c
index 62080f74..bca8424a 100644
--- a/init.c
+++ b/init.c
@@ -997,6 +997,10 @@ int init_random_state(struct thread_data *td)
 			blocks = (f->real_file_size + td->rw_min_bs - 1) / td->rw_min_bs;
 			num_maps = (blocks + BLOCKS_PER_MAP-1)/ BLOCKS_PER_MAP;
 			f->file_map = malloc(num_maps * sizeof(long));
+			if (!f->file_map) {
+				log_err("fio: failed allocating random map. If running a large number of jobs, try the 'norandommap' option\n");
+				return 1;
+			}
 			f->num_maps = num_maps;
 			memset(f->file_map, 0, num_maps * sizeof(long));
 		}