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video: fbdev: arcfb: add missed free_irq and fix the order of request_irq

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The driver forgets to free irq in remove which is requested in
probe.
Add the missed call to fix it.
Also, the position of request_irq() in probe should be put before
register_framebuffer().

Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Signed-off-by: Bartlomiej Zolnierkiewicz <b.zolnierkie@samsung.com>
Link: https://patchwork.freedesktop.org/patch/msgid/20200324132353.21785-1-hslester96@gmail.com
This commit is contained in:
Chuhong Yuan 2020-03-24 21:23:53 +08:00 committed by Bartlomiej Zolnierkiewicz
parent 8213fb4187
commit fbe3d80df8
1 changed files with 6 additions and 4 deletions
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10
drivers/video/fbdev/arcfb.c
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@ -544,10 +544,6 @@ static int arcfb_probe(struct platform_device *dev)
par->cslut[1] = 0x06;
info->flags = FBINFO_FLAG_DEFAULT;
spin_lock_init(&par->lock);
retval = register_framebuffer(info);
if (retval < 0)
goto err1;
platform_set_drvdata(dev, info);
if (irq) {
par->irq = irq;
if (request_irq(par->irq, &arcfb_interrupt, IRQF_SHARED,
@ -558,6 +554,10 @@ static int arcfb_probe(struct platform_device *dev)
goto err1;
}
}
retval = register_framebuffer(info);
if (retval < 0)
goto err1;
platform_set_drvdata(dev, info);
fb_info(info, "Arc frame buffer device, using %dK of video memory\n",
videomemorysize >> 10);
@ -593,6 +593,8 @@ static int arcfb_remove(struct platform_device *dev)
if (info) {
unregister_framebuffer(info);
if (irq)
free_irq(((struct arcfb_par *)(info->par))->irq, info);
vfree((void __force *)info->screen_base);
framebuffer_release(info);
}