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@xxxxxxxxx>
---
Changes in v2:
- Modify the commit message.
- Adjust the order of operations in probe and remove.
drivers/video/fbdev/arcfb.c | 10 ++++++----
1 file changed, 6 insertions(+), 4 deletions(-)
diff --git a/drivers/video/fbdev/arcfb.c b/drivers/video/fbdev/arcfb.c
index 314ab82e01c0..ab553f940f9f 100644
--- a/drivers/video/fbdev/arcfb.c
+++ b/drivers/video/fbdev/arcfb.c
@@ -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(par->irq, info);
vfree((void __force *)info->screen_base);
framebuffer_release(info);
}
--
2.25.1
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