[PATCH v2 6/8] drm: atomic: use krealloc_array()

[Bartosz Golaszewski]

From: Bartosz Golaszewski <bgolaszew...@baylibre.com>

Use the helper that checks for overflows internally instead of manually
calculating the size of the new array.

Signed-off-by: Bartosz Golaszewski <bgolaszew...@baylibre.com>
Acked-by: Daniel Vetter <daniel.vet...@ffwll.ch>
---
 drivers/gpu/drm/drm_atomic.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)

diff --git a/drivers/gpu/drm/drm_atomic.c b/drivers/gpu/drm/drm_atomic.c
index 58527f151984..09ad6a2ec17b 100644
--- a/drivers/gpu/drm/drm_atomic.c
+++ b/drivers/gpu/drm/drm_atomic.c
@@ -960,7 +960,8 @@ drm_atomic_get_connector_state(struct drm_atomic_state 
*state,
                struct __drm_connnectors_state *c;
                int alloc = max(index + 1, config->num_connector);
 
-               c = krealloc(state->connectors, alloc * 
sizeof(*state->connectors), GFP_KERNEL);
+               c = krealloc_array(state->connectors, alloc,
+                                  sizeof(*state->connectors), GFP_KERNEL);
                if (!c)
                        return ERR_PTR(-ENOMEM);
 
-- 
2.29.1