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[17/21] udlfb: set line_length in dlfb_ops_set_par

Message ID 20180603144225.065615205@twibright.com (mailing list archive)
State New, archived
Headers show

Commit Message

Mikulas Patocka June 3, 2018, 2:41 p.m. UTC
Set the variable "line_length" in the function dlfb_ops_set_par. Without
this, we get garbage if we select different videomode with fbset.

Signed-off-by: Mikulas Patocka <mpatocka@redhat.com>
Cc: stable@vger.kernel.org

---
 drivers/video/fbdev/udlfb.c |    1 +
 1 file changed, 1 insertion(+)
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Patch

Index: linux-4.17-rc7/drivers/video/fbdev/udlfb.c
===================================================================
--- linux-4.17-rc7.orig/drivers/video/fbdev/udlfb.c	2018-05-31 14:50:00.000000000 +0200
+++ linux-4.17-rc7/drivers/video/fbdev/udlfb.c	2018-05-31 14:50:00.000000000 +0200
@@ -1057,6 +1057,7 @@  static int dlfb_ops_set_par(struct fb_in
 		return result;
 
 	dlfb->current_mode = fvs;
+	info->fix.line_length = info->var.xres * (info->var.bits_per_pixel / 8);
 
 	if (dlfb->fb_count == 0) {