From c57261981702f78f0df1426c405a7e891ef81639 Mon Sep 17 00:00:00 2001 From: Luca Barbieri Date: Tue, 13 Apr 2010 08:18:59 +0200 Subject: gallium/auxiliary: fix util_dynarray_trim to 0 to free the data This works better and preserves the data != 0 if and only if capacity != 0 invariant. --- src/gallium/auxiliary/util/u_dynarray.h | 10 ++++++++-- 1 file changed, 8 insertions(+), 2 deletions(-) (limited to 'src/gallium/auxiliary/util') diff --git a/src/gallium/auxiliary/util/u_dynarray.h b/src/gallium/auxiliary/util/u_dynarray.h index 94a882b59e..5d124832be 100644 --- a/src/gallium/auxiliary/util/u_dynarray.h +++ b/src/gallium/auxiliary/util/u_dynarray.h @@ -81,8 +81,14 @@ util_dynarray_grow(struct util_dynarray *buf, int size) static INLINE void util_dynarray_trim(struct util_dynarray *buf) { - buf->data = REALLOC(buf->data, buf->capacity, buf->size); - buf->capacity = buf->size; + if(buf->size) { + buf->data = REALLOC(buf->data, buf->capacity, buf->size); + buf->capacity = buf->size; + } else { + FREE(buf->data); + buf->data = 0; + buf->capacity = 0; + } } #define util_dynarray_append(buf, type, v) do {type __v = (v); memcpy(util_dynarray_grow((buf), sizeof(type)), &__v, sizeof(type));} while(0) -- cgit v1.2.3