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Message-ID: <20240709162007.30160-26-sashal@kernel.org>
Date: Tue, 9 Jul 2024 12:19:06 -0400
From: Sasha Levin <sashal@...nel.org>
To: linux-kernel@...r.kernel.org,
stable@...r.kernel.org
Cc: Chen Ni <nichen@...as.ac.cn>,
Hans de Goede <hdegoede@...hat.com>,
Sasha Levin <sashal@...nel.org>,
ilpo.jarvinen@...ux.intel.com,
vadimp@...dia.com,
platform-driver-x86@...r.kernel.org
Subject: [PATCH AUTOSEL 6.9 26/40] platform/mellanox: nvsw-sn2201: Add check for platform_device_add_resources
From: Chen Ni <nichen@...as.ac.cn>
[ Upstream commit d56fbfbaf592a115b2e11c1044829afba34069d2 ]
Add check for the return value of platform_device_add_resources() and
return the error if it fails in order to catch the error.
Signed-off-by: Chen Ni <nichen@...as.ac.cn>
Link: https://lore.kernel.org/r/20240605032745.2916183-1-nichen@iscas.ac.cn
Reviewed-by: Hans de Goede <hdegoede@...hat.com>
Signed-off-by: Hans de Goede <hdegoede@...hat.com>
Signed-off-by: Sasha Levin <sashal@...nel.org>
---
drivers/platform/mellanox/nvsw-sn2201.c | 5 ++++-
1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/platform/mellanox/nvsw-sn2201.c b/drivers/platform/mellanox/nvsw-sn2201.c
index 3ef655591424c..abe7be602f846 100644
--- a/drivers/platform/mellanox/nvsw-sn2201.c
+++ b/drivers/platform/mellanox/nvsw-sn2201.c
@@ -1198,6 +1198,7 @@ static int nvsw_sn2201_config_pre_init(struct nvsw_sn2201 *nvsw_sn2201)
static int nvsw_sn2201_probe(struct platform_device *pdev)
{
struct nvsw_sn2201 *nvsw_sn2201;
+ int ret;
nvsw_sn2201 = devm_kzalloc(&pdev->dev, sizeof(*nvsw_sn2201), GFP_KERNEL);
if (!nvsw_sn2201)
@@ -1205,8 +1206,10 @@ static int nvsw_sn2201_probe(struct platform_device *pdev)
nvsw_sn2201->dev = &pdev->dev;
platform_set_drvdata(pdev, nvsw_sn2201);
- platform_device_add_resources(pdev, nvsw_sn2201_lpc_io_resources,
+ ret = platform_device_add_resources(pdev, nvsw_sn2201_lpc_io_resources,
ARRAY_SIZE(nvsw_sn2201_lpc_io_resources));
+ if (ret)
+ return ret;
nvsw_sn2201->main_mux_deferred_nr = NVSW_SN2201_MAIN_MUX_DEFER_NR;
nvsw_sn2201->main_mux_devs = nvsw_sn2201_main_mux_brdinfo;
--
2.43.0
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