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-rw-r--r--hw/sparc/sun4m.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/hw/sparc/sun4m.c b/hw/sparc/sun4m.c
index b984d2da0e..21078cc121 100644
--- a/hw/sparc/sun4m.c
+++ b/hw/sparc/sun4m.c
@@ -272,8 +272,8 @@ static unsigned long sun4m_load_kernel(const char *kernel_filename,
         }
         if (initrd_size > 0) {
             for (i = 0; i < 64 * TARGET_PAGE_SIZE; i += TARGET_PAGE_SIZE) {
-                ptr = rom_ptr(KERNEL_LOAD_ADDR + i);
-                if (ldl_p(ptr) == 0x48647253) { // HdrS
+                ptr = rom_ptr(KERNEL_LOAD_ADDR + i, 24);
+                if (ptr && ldl_p(ptr) == 0x48647253) { /* HdrS */
                     stl_p(ptr + 16, INITRD_LOAD_ADDR);
                     stl_p(ptr + 20, initrd_size);
                     break;