From: Zhen Lei <thunder.leizhen@huawei.com>
To: Vinod Koul <vkoul@kernel.org>, Peng Ma <peng.ma@nxp.com>,
dmaengine <dmaengine@vger.kernel.org>,
linux-kernel <linux-kernel@vger.kernel.org>
Cc: Zhen Lei <thunder.leizhen@huawei.com>
Subject: [PATCH 1/1] dmaengine: fsl-dpaa2-qdma: Fix error return code in two functions
Date: Sat, 8 May 2021 11:00:56 +0800 [thread overview]
Message-ID: <20210508030056.2027-1-thunder.leizhen@huawei.com> (raw)
Fix to return a negative error code from the error handling case instead
of 0, as done elsewhere in the function where it is.
Fixes: 7fdf9b05c73b ("dmaengine: fsl-dpaa2-qdma: Add NXP dpaa2 qDMA controller driver for Layerscape SoCs")
Reported-by: Hulk Robot <hulkci@huawei.com>
Signed-off-by: Zhen Lei <thunder.leizhen@huawei.com>
---
drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c | 3 +++
1 file changed, 3 insertions(+)
diff --git a/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c b/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c
index 4ec909e0b810..4ae057922ef1 100644
--- a/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c
+++ b/drivers/dma/fsl-dpaa2-qdma/dpaa2-qdma.c
@@ -332,6 +332,7 @@ static int __cold dpaa2_qdma_setup(struct fsl_mc_device *ls_dev)
}
if (priv->dpdmai_attr.version.major > DPDMAI_VER_MAJOR) {
+ err = -EINVAL;
dev_err(dev, "DPDMAI major version mismatch\n"
"Found %u.%u, supported version is %u.%u\n",
priv->dpdmai_attr.version.major,
@@ -341,6 +342,7 @@ static int __cold dpaa2_qdma_setup(struct fsl_mc_device *ls_dev)
}
if (priv->dpdmai_attr.version.minor > DPDMAI_VER_MINOR) {
+ err = -EINVAL;
dev_err(dev, "DPDMAI minor version mismatch\n"
"Found %u.%u, supported version is %u.%u\n",
priv->dpdmai_attr.version.major,
@@ -475,6 +477,7 @@ static int __cold dpaa2_qdma_dpio_setup(struct dpaa2_qdma_priv *priv)
ppriv->store =
dpaa2_io_store_create(DPAA2_QDMA_STORE_SIZE, dev);
if (!ppriv->store) {
+ err = -ENOMEM;
dev_err(dev, "dpaa2_io_store_create() failed\n");
goto err_store;
}
--
2.25.1
next reply other threads:[~2021-05-08 3:01 UTC|newest]
Thread overview: 2+ messages / expand[flat|nested] mbox.gz Atom feed top
2021-05-08 3:00 Zhen Lei [this message]
2021-05-10 16:04 ` [PATCH 1/1] dmaengine: fsl-dpaa2-qdma: Fix error return code in two functions Vinod Koul
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