[PATCH v3 7/9] drm: atomic: use krealloc_array()
From: Bartosz Golaszewski <hidden>
Date: 2020-11-09 11:07:25
Also in:
alsa-devel, dri-devel, kvm, linux-edac, linux-gpio, linux-media, linux-mm, lkml
Subsystem:
drm drivers, drm drivers and misc gpu patches, the rest · Maintainers:
David Airlie, Simona Vetter, Maarten Lankhorst, Maxime Ripard, Thomas Zimmermann, Linus Torvalds
From: Bartosz Golaszewski <redacted> Use the helper that checks for overflows internally instead of manually calculating the size of the new array. Signed-off-by: Bartosz Golaszewski <redacted> Acked-by: Daniel Vetter <redacted> --- 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