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Made talloc_realloc() semantics match realloc(). JF was complaining :-).

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realloc(NULL) == malloc. realloc(p,0) == free() - a no-op in talloc.
Jeremy.
This commit is contained in:
Jeremy Allison
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parent 1685e41da0
commit 1ab31e5db5
1 changed files with 8 additions and 0 deletions
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8
source/lib/talloc.c
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@@ -80,6 +80,14 @@ void *talloc_realloc(TALLOC_CTX *t, void *ptr, size_t size)
{ {
struct talloc_chunk *tc; struct talloc_chunk *tc;
/* size zero is equivalent to free() */
if (size == 0)
return NULL;
/* realloc(NULL) is equavalent to malloc() */
if (ptr == NULL)
return talloc(t, size);
for (tc=t->list; tc; tc=tc->next) { for (tc=t->list; tc; tc=tc->next) {
if (tc->ptr == ptr) { if (tc->ptr == ptr) {
ptr = realloc(ptr, size); ptr = realloc(ptr, size);