Changeset e70edd1 in mainline for uspace/lib/libc/generic/malloc.c

Timestamp:

2010-02-11T18:15:27Z (14 years ago)

Author:

Jakub Jermar <jakub@…>

Branches:

lfn, master, serial, ticket/834-toolchain-update, topic/msim-upgrade, topic/simplify-dev-export

Children:

827d73f, b473611

Parents:

ed903174

Message:

Check for heap wrap-around when growing the heap.

File:

• uspace/lib/libc/generic/malloc.c (modified) (1 diff)

uspace/lib/libc/generic/malloc.c

@@ -164 +164 @@
 {
         if (size == 0)
+                return false;
+
+        if ((heap_start + size < heap_start) || (heap_end + size < heap_end))
                 return false;