xiaoxiang781216 commented on code in PR #7776:
URL: https://github.com/apache/nuttx/pull/7776#discussion_r1039499272
##########
drivers/video/video_framebuff.c:
##########
@@ -114,40 +95,41 @@ void video_framebuff_uninit(video_framebuff_t *fbuf)
int video_framebuff_realloc_container(video_framebuff_t *fbuf, int sz)
{
+ int ret = OK;
+
if (sz > V4L2_REQBUFS_COUNT_MAX)
{
return -EINVAL;
}
- if (fbuf->vbuf_alloced == NULL || fbuf->container_size != sz)
+ if (fbuf->container_size == sz)
{
- if (fbuf->container_size != sz)
- {
- if (fbuf->vbuf_alloced != NULL)
- {
- kmm_free(fbuf->vbuf_alloced);
- }
+ return OK;
+ }
- fbuf->vbuf_alloced = NULL;
- fbuf->container_size = 0;
- }
+ if (fbuf->vbuf_alloced != NULL)
+ {
+ kmm_free(fbuf->vbuf_alloced);
+ fbuf->vbuf_alloced = NULL;
+ fbuf->container_size = 0;
+ }
- if (sz > 0)
+ if (sz > 0)
+ {
+ fbuf->vbuf_alloced =
+ (vbuf_container_t *)kmm_zalloc(sizeof(vbuf_container_t) * sz);
Review Comment:
Done.
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