Subject: [PATCH 03/11] of: address: Report of_dma_get_range() errors meaningfully

From: Rob Herring <[email-masked]>
Date: Thu, 26 Sep 2019 19:24:47 -0500

From: Robin Murphy <[email-masked]>

If we failed to translate a DMA address, at least show the offending
address rather than the uninitialised contents of the destination
argument.

Signed-off-by: Robin Murphy <[email-masked]>
Signed-off-by: Rob Herring <[email-masked]>
---
 drivers/of/address.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/drivers/of/address.c b/drivers/of/address.c
index 8e354d12fb04..53d2656c2269 100644
--- a/drivers/of/address.c
+++ b/drivers/of/address.c
@@ -955,8 +955,8 @@ int of_dma_get_range(struct device_node *np, u64 *dma_addr, u64 *paddr, u64 *siz
 	dmaaddr = of_read_number(ranges, naddr);
 	*paddr = of_translate_dma_address(np, ranges);
 	if (*paddr == OF_BAD_ADDR) {
-		pr_err("translation of DMA address(%pad) to CPU address failed node(%pOF)\n",
-		       dma_addr, np);
+		pr_err("translation of DMA address(%llx) to CPU address failed node(%pOF)\n",
+		       dmaaddr, np);
 		ret = -EINVAL;
 		goto out;
 	}
-- 
2.20.1

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