This is a note to let you know that I've just added the patch titled firmware: tegra: Fix error return code in tegra210_bpmp_init() to the 5.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git;a=summary The filename of the patch is: firmware-tegra-fix-error-return-code-in-tegra210_bpm.patch and it can be found in the queue-5.4 subdirectory. If you, or anyone else, feels it should not be added to the stable tree, please let <stable@xxxxxxxxxxxxxxx> know about it. commit a8be6d2d80d113cb725c6e8b6b20d0a12ef6ade0 Author: Zhen Lei <thunder.leizhen@xxxxxxxxxx> Date: Thu May 13 21:26:46 2021 +0800 firmware: tegra: Fix error return code in tegra210_bpmp_init() [ Upstream commit 7fea67710e9f6a111a2c9440576f2396ccd92d57 ] When call irq_get_irq_data() to get the IRQ's irq_data failed, an appropriate error code -ENOENT should be returned. However, we directly return 'err', which records the IRQ number instead of the error code. Fixes: 139251fc2208 ("firmware: tegra: add bpmp driver for Tegra210") Reported-by: Hulk Robot <hulkci@xxxxxxxxxx> Signed-off-by: Zhen Lei <thunder.leizhen@xxxxxxxxxx> Signed-off-by: Thierry Reding <treding@xxxxxxxxxx> Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx> diff --git a/drivers/firmware/tegra/bpmp-tegra210.c b/drivers/firmware/tegra/bpmp-tegra210.c index ae15940a078e..c32754055c60 100644 --- a/drivers/firmware/tegra/bpmp-tegra210.c +++ b/drivers/firmware/tegra/bpmp-tegra210.c @@ -210,7 +210,7 @@ static int tegra210_bpmp_init(struct tegra_bpmp *bpmp) priv->tx_irq_data = irq_get_irq_data(err); if (!priv->tx_irq_data) { dev_err(&pdev->dev, "failed to get IRQ data for TX IRQ\n"); - return err; + return -ENOENT; } err = platform_get_irq_byname(pdev, "rx");