[PATCH 8/9] reset: socfpga: error out on failure to request memory

Ahmad Fatoum a.fatoum at pengutronix.de
Sat Oct 30 10:58:11 PDT 2021


IOMEM() can't fail, but dev_request_mem_resource() can. Fix the error
check.

Signed-off-by: Ahmad Fatoum <a.fatoum at pengutronix.de>
---
 drivers/reset/reset-socfpga.c | 5 +++--
 1 file changed, 3 insertions(+), 2 deletions(-)

diff --git a/drivers/reset/reset-socfpga.c b/drivers/reset/reset-socfpga.c
index fc5c50e13ca9..146cc92eb3ce 100644
--- a/drivers/reset/reset-socfpga.c
+++ b/drivers/reset/reset-socfpga.c
@@ -84,9 +84,10 @@ static int socfpga_reset_probe(struct device_d *dev)
 	data = xzalloc(sizeof(*data));
 
 	res = dev_request_mem_resource(dev, 0);
+	if (IS_ERR(res))
+		return PTR_ERR(res);
+
 	data->membase = IOMEM(res->start);
-	if (IS_ERR(data->membase))
-		return PTR_ERR(data->membase);
 
 	if (of_property_read_u32(np, "altr,modrst-offset", &modrst_offset)) {
 		dev_warn(dev, "missing altr,modrst-offset property, assuming 0x10!\n");
-- 
2.30.2




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