diff --git a/drivers/video/fbdev/core/fbmem.c b/drivers/video/fbdev/core/fbmem.c
index eff757ebbed1..cf199038f069 100644
--- a/drivers/video/fbdev/core/fbmem.c
+++ b/drivers/video/fbdev/core/fbmem.c
@@ -100,7 +100,7 @@ EXPORT_SYMBOL(fb_pad_aligned_buffer);
 void fb_pad_unaligned_buffer(u8 *dst, u32 d_pitch, u8 *src, u32 idx, u32 height,
 				u32 shift_high, u32 shift_low, u32 mod)
 {
-	u8 mask = (u8) (0xfff << shift_high), tmp;
+	u8 mask = (u8) (0xff << shift_high), tmp;
 	int i, j;
 
 	for (i = height; i--; ) {