X-Git-Url: https://code.delx.au/refind/blobdiff_plain/494f7ae2bbd05b26a4a1b3dc2b57120bb7025dd6..970af7382223d2dd18a6d29db512eb7009a6ff6f:/filesystems/fsw_efi.c

diff --git a/filesystems/fsw_efi.c b/filesystems/fsw_efi.c
index dd0c395..8516588 100644
--- a/filesystems/fsw_efi.c
+++ b/filesystems/fsw_efi.c
@@ -78,7 +78,7 @@ EFI_GUID gEfiFileSystemVolumeLabelInfoIdGuid = EFI_FILE_SYSTEM_VOLUME_LABEL_INFO
 /** Helper macro for stringification. */
 #define FSW_EFI_STRINGIFY(x) #x
 /** Expands to the EFI driver name given the file system type name. */
-#define FSW_EFI_DRIVER_NAME(t) L"rEFInd 0.8.7 " FSW_EFI_STRINGIFY(t) L" File System Driver"
+#define FSW_EFI_DRIVER_NAME(t) L"rEFInd 0.9.1 " FSW_EFI_STRINGIFY(t) L" File System Driver"
 
 // function prototypes
 
@@ -568,7 +568,7 @@ fsw_status_t fsw_efi_read_block(struct fsw_volume *vol, fsw_u64 phys_bno, void *
       } // if cache memory allocated
    } // if (ReadCache < 0)
 
-   if (Caches[ReadCache].Cache != NULL && Caches[ReadCache].CacheValid == TRUE) {
+   if (Caches[ReadCache].Cache != NULL && Caches[ReadCache].CacheValid == TRUE && vol->phys_blocksize > 0) {
       CopyMem(buffer, &Caches[ReadCache].Cache[StartRead - Caches[ReadCache].CacheStart], vol->phys_blocksize);
    } else {
       ReadOneBlock = TRUE;