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Commit c8a7a794 authored by Linux Build Service Account's avatar Linux Build Service Account Committed by Gerrit - the friendly Code Review server
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Merge "soc: qcom: pil: Clear elf region on authentication failure"

parents 5622b506 f5158dca

drivers/soc/qcom/peripheral-loader.c

+17 −10
Original line number Diff line number Diff line
@@ -510,6 +510,22 @@ static void pil_release_mmap(struct pil_desc *desc) 
	struct pil_priv *priv = desc->priv;

	struct pil_seg *p, *tmp;

	u64 zero = 0ULL;



	if (priv->info) {

		__iowrite32_copy(&priv->info->start, &zero,

					sizeof(zero) / 4);

		writel_relaxed(0, &priv->info->size);

	}



	list_for_each_entry_safe(p, tmp, &priv->segs, list) {

		list_del(&p->list);

		kfree(p);

	}

}



static void pil_clear_segment(struct pil_desc *desc)

{

	struct pil_priv *priv = desc->priv;

	u8 __iomem *buf;



	struct pil_map_fw_info map_fw_info = {
@@ -528,16 +544,6 @@ static void pil_release_mmap(struct pil_desc *desc) 
	desc->unmap_fw_mem(buf, (priv->region_end - priv->region_start),

								map_data);



	if (priv->info) {

		__iowrite32_copy(&priv->info->start, &zero,

					sizeof(zero) / 4);

		writel_relaxed(0, &priv->info->size);

	}



	list_for_each_entry_safe(p, tmp, &priv->segs, list) {

		list_del(&p->list);

		kfree(p);

	}

}



#define IOMAP_SIZE SZ_1M
@@ -766,6 +772,7 @@ out: 
					&desc->attrs);

			priv->region = NULL;

		}

		pil_clear_segment(desc);

		pil_release_mmap(desc);

	}

	return ret;