fftools/cmdutils: Make allocate_array_elem() return ptr to new element

Signed-off-by: Andreas Rheinhardt <andreas.rheinhardt@outlook.com>

1 files changed, 2 insertions, 2 deletions

diff --git a/fftools/cmdutils.h b/fftools/cmdutils.h
index ae78e60f4c..82cda208be 100644
--- a/fftools/cmdutils.h
+++ b/fftools/cmdutils.h
@@ -638,7 +638,7 @@ void *grow_array(void *array, int elem_size, int *size, int new_size);
  * @param elem_size size of the new element to allocate
  * @param nb_elems  pointer to the number of elements of the array array;
  *                  *nb_elems will be incremented by one by this function.
- * @return reallocated array
+ * @return pointer to the newly allocated entry
  */
 void *allocate_array_elem(void *array, size_t elem_size, int *nb_elems);
 
@@ -648,7 +648,7 @@ void *allocate_array_elem(void *array, size_t elem_size, int *nb_elems);
     array = grow_array(array, sizeof(*array), &nb_elems, nb_elems + 1)
 
 #define ALLOC_ARRAY_ELEM(array, nb_elems)\
-    array = allocate_array_elem(array, sizeof(*array[0]), &nb_elems)
+    allocate_array_elem(&array, sizeof(*array[0]), &nb_elems)
 
 #define GET_PIX_FMT_NAME(pix_fmt)\
     const char *name = av_get_pix_fmt_name(pix_fmt);