Changeset d8023313 in mainline for uspace/lib/c/generic/malloc.c

Timestamp:

2018-01-15T21:40:49Z (6 years ago)

Author:

Jiří Zárevúcky <zarevucky.jiri@…>

Branches:

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

Children:

39330200

Parents:

bc1b297

git-author:

Jiří Zárevúcky <zarevucky.jiri@…> (2018-01-15 21:20:07)

git-committer:

Jiří Zárevúcky <zarevucky.jiri@…> (2018-01-15 21:40:49)

Message:

Make sure realloc() behaves correctly when new size is 0.

File:

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

uspace/lib/c/generic/malloc.c

@@ -876 +876 @@
 void *realloc(const void *addr, const size_t size)
 {
+        if (size == 0) {
+                free(addr);
+                return NULL;
+        }
+
         if (addr == NULL)
                 return malloc(size);