diff --git a/fs/udf/partition.c b/fs/udf/partition.c
index 2b85c9501bed..ad8dcedca263 100644
--- a/fs/udf/partition.c
+++ b/fs/udf/partition.c
@@ -55,7 +55,7 @@ uint32_t udf_get_pblock_virt15(struct super_block *sb, uint32_t block,
 	map = &sbi->s_partmaps[partition];
 	vdata = &map->s_type_specific.s_virtual;
 
-	if (block > vdata->s_num_entries) {
+	if (block >= vdata->s_num_entries) {
 		udf_debug("Trying to access block beyond end of VAT (%u max %u)\n",
 			  block, vdata->s_num_entries);
 		return 0xFFFFFFFF;