fbdev: fix fb_pad_unaligned_buffer mask

osamakader · hdeller · commit 4a16b380333d · 2026-02-14T11:09:47.000+01:00
mask is u8, so it should use 0xff instead of 0xfff

Signed-off-by: Osama Abdelkader &lt;osama.abdelkader@gmail.com&gt;
Signed-off-by: Helge Deller &lt;deller@gmx.de&gt;
diff --git 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--; ) {

Original file line number	Diff line number	Diff line change
`@@ -100,7 +100,7 @@ EXPORT_SYMBOL(fb_pad_aligned_buffer);`
`100`	`100`	`void fb_pad_unaligned_buffer(u8 dst, u32 d_pitch, u8 src, u32 idx, u32 height,`
`101`	`101`	`u32 shift_high, u32 shift_low, u32 mod)`
`102`	`102`	`{`
`103`		`- u8 mask = (u8) (0xfff << shift_high), tmp;`
	`103`	`+ u8 mask = (u8) (0xff << shift_high), tmp;`
`104`	`104`	`int i, j;`
`105`	`105`
`106`	`106`	`for (i = height; i--; ) {`