[PATCH v2 5/7] memory: renesas-rpc-if: Return error in case devm_ioremap_resource() fails

From: Lad Prabhakar
Date: Mon Oct 25 2021 - 16:57:08 EST


Make sure we return error in case devm_ioremap_resource() fails for dirmap
resource.

Fixes: ca7d8b980b67 ("memory: add Renesas RPC-IF driver")
Signed-off-by: Lad Prabhakar <prabhakar.mahadev-lad.rj@xxxxxxxxxxxxxx>
Reviewed-by: Biju Das <biju.das.jz@xxxxxxxxxxxxxx>
Reviewed-by: Wolfram Sang <wsa+renesas@xxxxxxxxxxxxxxxxxxxx>
---
v1->v2:
* New patch (split from patch 5 of v1)
* Included RB tags
---
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 7435baad0007..ff8bcbccac63 100644
--- a/drivers/memory/renesas-rpc-if.c
+++ b/drivers/memory/renesas-rpc-if.c
@@ -243,7 +243,7 @@ int rpcif_sw_init(struct rpcif *rpc, struct device *dev)
res = platform_get_resource_byname(pdev, IORESOURCE_MEM, "dirmap");
rpc->dirmap = devm_ioremap_resource(&pdev->dev, res);
if (IS_ERR(rpc->dirmap))
- rpc->dirmap = NULL;
+ return PTR_ERR(rpc->dirmap);
rpc->size = resource_size(res);

rpc->rstc = devm_reset_control_get_exclusive(&pdev->dev, NULL);
--
2.17.1