diff mbox series

[v2,3/6] drm/i915/bios: Round PCI ROM VBT allocation to multiple of 4

Message ID 20240923152453.11230-4-ville.syrjala@linux.intel.com (mailing list archive)
State New, archived
Headers show
Series drm/i915/bios: Refactor ROM access | expand

Commit Message

Ville Syrjälä Sept. 23, 2024, 3:24 p.m. UTC 
From: Ville Syrjälä <ville.syrjala@linux.intel.com>

The SPI code rounds the VBT allocation to a multiple of four bytes
(presumably because it reads the VBT 4 bytes at a time). Do the
same for the PCI ROM side to eliminate pointless differences between
the two codepaths. This will make no functional difference.

Reviewed-by: Jani Nikula <jani.nikula@intel.com>
Signed-off-by: Ville Syrjälä <ville.syrjala@linux.intel.com>
---
 drivers/gpu/drm/i915/display/intel_bios.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
diff mbox series

Patch

diff --git a/drivers/gpu/drm/i915/display/intel_bios.c b/drivers/gpu/drm/i915/display/intel_bios.c
index 37f30bb76e08..d4281234773c 100644
--- a/drivers/gpu/drm/i915/display/intel_bios.c
+++ b/drivers/gpu/drm/i915/display/intel_bios.c
@@ -3166,7 +3166,7 @@  static struct vbt_header *oprom_get_vbt(struct intel_display *display,
 	}
 
 	/* The rest will be validated by intel_bios_is_valid_vbt() */
-	vbt = kmalloc(vbt_size, GFP_KERNEL);
+	vbt = kmalloc(round_up(vbt_size, 4), GFP_KERNEL);
 	if (!vbt)
 		goto err_unmap_oprom;