[FREELDR] Minor enhancements for disk/partition boot and UI.

[reactos.git] / boot / freeldr / freeldr / arch / i386 / pcmem.c

diff --git a/boot/freeldr/freeldr/arch/i386/pcmem.c b/boot/freeldr/freeldr/arch/i386/pcmem.c
index 4dd709b..b3b5761 100644 (file)
--- a/boot/freeldr/freeldr/arch/i386/pcmem.c
+++ b/boot/freeldr/freeldr/arch/i386/pcmem.c
@@ -571,6 +571,8 @@ PcMemFinalizeMemoryMap(
     TRACE("DiskReadBuffer=0x%p, DiskReadBufferSize=0x%lx\n",
           DiskReadBuffer, DiskReadBufferSize);
 
+    ASSERT(DiskReadBufferSize > 0);
+
     /* Now reserve the range for the disk read buffer */
     ReserveMemory(MemoryMap,
                   (ULONG_PTR)DiskReadBuffer,