From: Chen Ni nichen@iscas.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@iscas.ac.cn Link: https://lore.kernel.org/r/20240605032745.2916183-1-nichen@iscas.ac.cn Reviewed-by: Hans de Goede hdegoede@redhat.com Signed-off-by: Hans de Goede hdegoede@redhat.com Signed-off-by: Sasha Levin sashal@kernel.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 75b699676ca6d..1a7c45aa41bbf 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;