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

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From: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>

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

Signed-off-by: Bartosz Golaszewski <bgolaszewski@xxxxxxxxxxxx>
---
 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

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