fixing free

git-svn-id: svn://svn.savannah.nongnu.org/qemu/trunk@707 c046a42c-6fe2-441c-8c8c-71466251a162
2004-04-04 20:36:29 +00:00 · 2004-04-04 20:36:29 +00:00 · 57c3072482
parent 73332e5ccd
commit 57c3072482
1 changed files with 2 additions and 0 deletions
--- a/osdep.c
+++ b/osdep.c
@ -235,6 +235,8 @@ void qemu_free(void *ptr)
 {
    MemoryBlock *mb;

+    if (!ptr)
+        return;
    mb = (MemoryBlock *)((uint8_t *)ptr - BLOCK_HEADER_SIZE);
    mb->next = first_free_block;
    first_free_block = mb;