On 07/31/2012 01:54 PM, Damien Cassou wrote:
> From: Damien Cassou <damien.cas...@lifl.fr>
>
> The various devm_ functions allocate memory that is released when a driver
> detaches. This patch uses these functions for data that is allocated in
> the probe function of a platform device and is only freed in the remove
> function.
>
> Signed-off-by: Damien Cassou <damien.cas...@lifl.fr>
Applied.
Thanks,
Florian Tobias Schandinat
>
> ---
> drivers/video/bf537-lq035.c | 12 +++++-------
> 1 file changed, 5 insertions(+), 7 deletions(-)
>
> diff --git a/drivers/video/bf537-lq035.c b/drivers/video/bf537-lq035.c
> index befbc80..7347aa1 100644
> --- a/drivers/video/bf537-lq035.c
> +++ b/drivers/video/bf537-lq035.c
> @@ -760,18 +760,20 @@ static int __devinit bfin_lq035_probe(struct
> platform_device *pdev)
> bfin_lq035_fb.flags = FBINFO_DEFAULT;
>
>
> - bfin_lq035_fb.pseudo_palette = kzalloc(sizeof(u32) * 16, GFP_KERNEL);
> + bfin_lq035_fb.pseudo_palette = devm_kzalloc(&pdev->dev,
> + sizeof(u32) * 16,
> + GFP_KERNEL);
> if (bfin_lq035_fb.pseudo_palette == NULL) {
> pr_err("failed to allocate pseudo_palette\n");
> ret = -ENOMEM;
> - goto out_palette;
> + goto out_table;
> }
>
> if (fb_alloc_cmap(&bfin_lq035_fb.cmap, NBR_PALETTE, 0) < 0) {
> pr_err("failed to allocate colormap (%d entries)\n",
> NBR_PALETTE);
> ret = -EFAULT;
> - goto out_cmap;
> + goto out_table;
> }
>
> if (register_framebuffer(&bfin_lq035_fb) < 0) {
> @@ -804,9 +806,6 @@ out_lcd:
> unregister_framebuffer(&bfin_lq035_fb);
> out_reg:
> fb_dealloc_cmap(&bfin_lq035_fb.cmap);
> -out_cmap:
> - kfree(bfin_lq035_fb.pseudo_palette);
> -out_palette:
> out_table:
> dma_free_coherent(NULL, TOTAL_VIDEO_MEM_SIZE, fb_buffer, 0);
> fb_buffer = NULL;
> @@ -834,7 +833,6 @@ static int __devexit bfin_lq035_remove(struct
> platform_device *pdev)
> free_dma(CH_PPI);
>
>
> - kfree(bfin_lq035_fb.pseudo_palette);
> fb_dealloc_cmap(&bfin_lq035_fb.cmap);
>
>
>
>
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