[FFmpeg-devel] [PATCH] fftools/cmdutils: Add av_freep() to avoid memory leak

[FFmpeg-devel] [PATCH] fftools/cmdutils: Add av_freep() to avoid memory leak

[Jiasheng Jiang]

Add av_freep() to free new_elem to avoid memory leak.

Fixes: 2d0bfbd0fa ("fftools/cmdutils: Use av_dynarray_add_nofree()")
Signed-off-by: Jiasheng Jiang <jiashengjiangcool@gmail.com>
---
 fftools/cmdutils.c | 8 ++++++--
 1 file changed, 6 insertions(+), 2 deletions(-)

diff --git a/fftools/cmdutils.c b/fftools/cmdutils.c
index e442935cae..5c8d09f87a 100644
--- a/fftools/cmdutils.c
+++ b/fftools/cmdutils.c
@@ -1471,9 +1471,13 @@ void *allocate_array_elem(void *ptr, size_t elem_size, int *nb_elems)
 {
     void *new_elem;
 
-    if (!(new_elem = av_mallocz(elem_size)) ||
-        av_dynarray_add_nofree(ptr, nb_elems, new_elem) < 0)
+    new_elem = av_mallocz(elem_size);
+    if (!new_elem)
         return NULL;
+    if (av_dynarray_add_nofree(ptr, nb_elems, new_elem) < 0) {
+        av_freep(&new_elem);
+        return NULL;
+    }
     return new_elem;
 }
 
-- 
2.25.1

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