Index: uspace/drv/fb/amdm37x_dispc/amdm37x_dispc.c
===================================================================
--- uspace/drv/fb/amdm37x_dispc/amdm37x_dispc.c	(revision 7ee7e6a46a8c5572893213586024c72f56b3db7f)
+++ uspace/drv/fb/amdm37x_dispc/amdm37x_dispc.c	(revision c9e88da2eb7571cd0ff3050a0c356d3cc7f7f7bc)
@@ -267,5 +267,5 @@
 	amdm37x_dispc_t *dispc = vis->dev_ctx;
 	const visual_t visual = mode.cell_visual.pixel_visual;
-	assert(visual < sizeof(pixel2visual_table) / sizeof(pixel2visual_table[0]));
+	assert((size_t)visual < sizeof(pixel2visual_table) / sizeof(pixel2visual_table[0]));
 	const unsigned bpp = pixel2visual_table[visual].bpp;
 	pixel2visual_t p2v = pixel2visual_table[visual].func;