diff --git a/src/read.c b/src/read.c
index 6bb474c..ae1d590 100644
--- a/src/read.c
+++ b/src/read.c
@@ -365,6 +365,8 @@ int32_t aaruf_read_sector_long(void* context, uint64_t sectorAddress, uint8_t* d
                     else
                         return AARUF_ERROR_REACHED_UNREACHABLE_CODE;
 
+                    if(res != AARUF_STATUS_OK) return res;
+
                     if(ctx->sectorSuffix != NULL) memcpy(data + 2064, ctx->sectorSuffix + sectorAddress * 288, 288);
                     else if(ctx->sectorSuffixDdt != NULL)
                     {
@@ -415,6 +417,8 @@ int32_t aaruf_read_sector_long(void* context, uint64_t sectorAddress, uint8_t* d
                     else
                         return AARUF_ERROR_REACHED_UNREACHABLE_CODE;
 
+                    if(res != AARUF_STATUS_OK) return res;
+
                     if(ctx->mode2Subheaders != NULL && ctx->sectorSuffixDdt != NULL)
                     {
                         memcpy(data + 16, ctx->mode2Subheaders + sectorAddress * 8, 8);