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Commit 23f13656 authored by Vasily Khoruzhick's avatar Vasily Khoruzhick Committed by Florian Tobias Schandinat
Browse files

pxafb: do console locking before calling fb_blank() 



Otherwise we hit WARN_CONSOLE_UNLOCKED in do_unblank_screen

Signed-off-by: default avatarVasily Khoruzhick <anarsoul@gmail.com>
Signed-off-by: default avatarFlorian Tobias Schandinat <FlorianSchandinat@gmx.de>
parent d282e4d9

drivers/video/pxafb.c

+5 −1
Original line number Diff line number Diff line
@@ -54,6 +54,7 @@ 
#include <linux/mutex.h>

#include <linux/kthread.h>

#include <linux/freezer.h>

#include <linux/console.h>



#include <mach/hardware.h>

#include <asm/io.h>
@@ -730,9 +731,12 @@ static int overlayfb_open(struct fb_info *info, int user) 
	if (user == 0)

		return -ENODEV;



	if (ofb->usage++ == 0)

	if (ofb->usage++ == 0) {

		/* unblank the base framebuffer */

		console_lock();

		fb_blank(&ofb->fbi->fb, FB_BLANK_UNBLANK);

		console_unlock();

	}



	return 0;

}