Messages in this thread | | | Subject | Re: [PATCH] pxa168fb: fix release function mismatch in probe failure | From | Bartlomiej Zolnierkiewicz <> | Date | Wed, 15 Jan 2020 16:51:13 +0100 |
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On 12/5/19 5:06 PM, Chuhong Yuan wrote: > The driver uses kfree() to release the resource allocated by > framebuffer_alloc(), which does not match. > Use framebuffer_release() instead to fix it.
For pxa168fb driver framebuffer_release() does only kfree() so there is no real breakage currently. Lets fix it anyway so it won't break in the future.
> Fixes: 638772c7553f ("fb: add support of LCD display controller on pxa168/910 (base layer)") > Signed-off-by: Chuhong Yuan <hslester96@gmail.com>
Patch queued for v5.6, thanks.
Best regards, -- Bartlomiej Zolnierkiewicz Samsung R&D Institute Poland Samsung Electronics
> --- > drivers/video/fbdev/pxa168fb.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/video/fbdev/pxa168fb.c b/drivers/video/fbdev/pxa168fb.c > index 1410f476e135..b9435133b6f3 100644 > --- a/drivers/video/fbdev/pxa168fb.c > +++ b/drivers/video/fbdev/pxa168fb.c > @@ -769,7 +769,7 @@ static int pxa168fb_probe(struct platform_device *pdev) > dma_free_coherent(fbi->dev, info->fix.smem_len, > info->screen_base, fbi->fb_start_dma); > failed_free_info: > - kfree(info); > + framebuffer_release(info); > > dev_err(&pdev->dev, "frame buffer device init failed with %d\n", ret); > return ret; >
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