From: Jing Xiangfeng jingxiangfeng@huawei.com
[ Upstream commit d96b1b8c9f79b6bb234a31c80972a6f422079376 ]
ddr_perf_probe() misses to call ida_simple_remove() in an error path. Jump to cpuhp_state_err to fix it.
Signed-off-by: Jing Xiangfeng jingxiangfeng@huawei.com Reviewed-by: Dong Aisheng aisheng.dong@nxp.com Link: https://lore.kernel.org/r/20210617122614.166823-1-jingxiangfeng@huawei.com Signed-off-by: Will Deacon will@kernel.org Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/perf/fsl_imx8_ddr_perf.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
diff --git a/drivers/perf/fsl_imx8_ddr_perf.c b/drivers/perf/fsl_imx8_ddr_perf.c index 2bbb93188064..7b87aaf267d5 100644 --- a/drivers/perf/fsl_imx8_ddr_perf.c +++ b/drivers/perf/fsl_imx8_ddr_perf.c @@ -705,8 +705,10 @@ static int ddr_perf_probe(struct platform_device *pdev)
name = devm_kasprintf(&pdev->dev, GFP_KERNEL, DDR_PERF_DEV_NAME "%d", num); - if (!name) - return -ENOMEM; + if (!name) { + ret = -ENOMEM; + goto cpuhp_state_err; + }
pmu->devtype_data = of_device_get_match_data(&pdev->dev);