diff --git a/fs/partitions/ibm.c b/fs/partitions/ibm.c
index d1b8a5c4bc0aa556f1eff3183d1a49530bbc0da1..d513a07f44bb54805de9adf7171c0991aa4ab309 100644
--- a/fs/partitions/ibm.c
+++ b/fs/partitions/ibm.c
@@ -182,7 +182,7 @@ int ibm_partition(struct parsed_partitions *state)
 				offset = (info->label_block + 1);
 			} else {
 				/* unlabeled disk */
-				strlcat(tmp, sizeof(tmp), "(nonl)", PAGE_SIZE);
+				strlcat(state->pp_buf, "(nonl)", PAGE_SIZE);
 				size = i_size >> 9;
 				offset = (info->label_block + 1);
 			}