linux-kernel - [PATCH] memory: renesas-rpc-if: Silence clang warning

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Date:   Sun, 21 Nov 2021 18:01:55 +0000
From:   Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
To:     Krzysztof Kozlowski <krzysztof.kozlowski@...onical.com>
Cc:     Nathan Chancellor <nathan@...nel.org>,
        Nick Desaulniers <ndesaulniers@...gle.com>,
        Wolfram Sang <wsa+renesas@...g-engineering.com>,
        Biju Das <biju.das.jz@...renesas.com>,
        linux-renesas-soc@...r.kernel.org, linux-kernel@...r.kernel.org,
        llvm@...ts.linux.dev, Prabhakar <prabhakar.csengg@...il.com>,
        Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
Subject: [PATCH] memory: renesas-rpc-if: Silence clang warning

This patch silences the following clang warning:

| drivers/memory/renesas-rpc-if.c:253:14: warning: cast to smaller integer
| type 'enum rpcif_type' from 'const void *' [-Wvoid-pointer-to-enum-cast]
|           rpc->type = (enum rpcif_type)of_device_get_match_data(dev);
|                       ^~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~~

Fixes: b04cc0d912eb8 ("memory: renesas-rpc-if: Add support for RZ/G2L")
Reported-by: kernel test robot <lkp@...el.com>
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@...renesas.com>
---
 drivers/memory/renesas-rpc-if.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/memory/renesas-rpc-if.c b/drivers/memory/renesas-rpc-if.c
index 8c51145c0f5c..0202c1dbc5c4 100644
--- a/drivers/memory/renesas-rpc-if.c
+++ b/drivers/memory/renesas-rpc-if.c
@@ -250,7 +250,7 @@ int rpcif_sw_init(struct rpcif *rpc, struct device *dev)
 		return PTR_ERR(rpc->dirmap);
 	rpc->size = resource_size(res);
 
-	rpc->type = (enum rpcif_type)of_device_get_match_data(dev);
+	rpc->type = (enum rpcif_type)(uintptr_t)of_device_get_match_data(dev);
 	rpc->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
 
 	return PTR_ERR_OR_ZERO(rpc->rstc);
-- 
2.17.1