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drivers/video: Skip all action if video_framebuff_realloc_container doesn't change the container size

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Signed-off-by: Xiang Xiao <xiaoxiang@xiaomi.com>
This commit is contained in:
Xiang Xiao
2022-12-04 23:10:35 +08:00
committed by Petro Karashchenko
parent aa20b1e8bd
commit ae3cadf03c
1 changed files with 15 additions and 18 deletions
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drivers/video/video_framebuff.c
+6 -9
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@@ -110,34 +110,31 @@ void video_framebuff_uninit(video_framebuff_t *fbuf)
int video_framebuff_realloc_container(video_framebuff_t *fbuf, int sz) int video_framebuff_realloc_container(video_framebuff_t *fbuf, int sz)
{ {
if (fbuf->vbuf_alloced == NULL || fbuf->container_size != sz) if (fbuf->container_size == sz)
{
if (fbuf->container_size != sz)
{ {
return OK;
}
if (fbuf->vbuf_alloced != NULL) if (fbuf->vbuf_alloced != NULL)
{ {
kmm_free(fbuf->vbuf_alloced); kmm_free(fbuf->vbuf_alloced);
}
fbuf->vbuf_alloced = NULL; fbuf->vbuf_alloced = NULL;
fbuf->container_size = 0; fbuf->container_size = 0;
} }
if (sz > 0) if (sz > 0)
{ {
fbuf->vbuf_alloced fbuf->vbuf_alloced =
= (vbuf_container_t *)kmm_malloc(sizeof(vbuf_container_t)*sz); (vbuf_container_t *)kmm_malloc(sizeof(vbuf_container_t) * sz);
if (fbuf->vbuf_alloced == NULL) if (fbuf->vbuf_alloced == NULL)
{ {
return -ENOMEM; return -ENOMEM;
} }
}
fbuf->container_size = sz; fbuf->container_size = sz;
} }
cleanup_container(fbuf); cleanup_container(fbuf);
return OK; return OK;
} }