6.6-stable review patch. If anyone has any objections, please let me know.
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From: Harshit Mogalapalli harshit.m.mogalapalli@oracle.com
[ Upstream commit b7c3ca3553d1de5e86c85636828e186d30cd0628 ]
The value of 'ret' is zero when of_hte_req_count() fails to get number of entitties to timestamp. And returning success(zero) on this failure path is incorrect.
Fixes: 9a75a7cd03c9 ("hte: Add Tegra HTE test driver") Signed-off-by: Harshit Mogalapalli harshit.m.mogalapalli@oracle.com Reviewed-by: Dipen Patel dipenp@nvidia.com Signed-off-by: Dipen Patel dipenp@nvidia.com Signed-off-by: Sasha Levin sashal@kernel.org --- drivers/hte/hte-tegra194-test.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/hte/hte-tegra194-test.c b/drivers/hte/hte-tegra194-test.c index ba37a5efbf820..ab2edff018eb6 100644 --- a/drivers/hte/hte-tegra194-test.c +++ b/drivers/hte/hte-tegra194-test.c @@ -153,8 +153,10 @@ static int tegra_hte_test_probe(struct platform_device *pdev) }
cnt = of_hte_req_count(hte.pdev); - if (cnt < 0) + if (cnt < 0) { + ret = cnt; goto free_irq; + }
dev_info(&pdev->dev, "Total requested lines:%d\n", cnt);