diff options
author | Fabio Estevam <fabio.estevam@freescale.com> | 2013-07-20 18:22:10 -0300 |
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committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2013-07-25 13:35:49 -0700 |
commit | 62645a27ba9b93cf13d505d9ced64171010fb57d (patch) | |
tree | eaa3029b8fc8ee5bd68fdedd9d08c0b1293128ca /drivers/staging/imx-drm | |
parent | be798b2b13bca5a1b25b56acec60ec42bcc57c50 (diff) | |
download | op-kernel-dev-62645a27ba9b93cf13d505d9ced64171010fb57d.zip op-kernel-dev-62645a27ba9b93cf13d505d9ced64171010fb57d.tar.gz |
imx-drm: ipu-common: Check the return value from clk_prepare_enable()
clk_prepare_enable() may fail, so let's check its return value and propagate it
in the case of error.
Signed-off-by: Fabio Estevam <fabio.estevam@freescale.com>
Acked-by: Sascha Hauer <s.hauer@pengutronix.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/staging/imx-drm')
-rw-r--r-- | drivers/staging/imx-drm/ipu-v3/ipu-common.c | 6 |
1 files changed, 5 insertions, 1 deletions
diff --git a/drivers/staging/imx-drm/ipu-v3/ipu-common.c b/drivers/staging/imx-drm/ipu-v3/ipu-common.c index d06b0c8..f1299da 100644 --- a/drivers/staging/imx-drm/ipu-v3/ipu-common.c +++ b/drivers/staging/imx-drm/ipu-v3/ipu-common.c @@ -1087,7 +1087,11 @@ static int ipu_probe(struct platform_device *pdev) platform_set_drvdata(pdev, ipu); - clk_prepare_enable(ipu->clk); + ret = clk_prepare_enable(ipu->clk); + if (ret) { + dev_err(&pdev->dev, "clk_prepare_enable failed: %d\n", ret); + return ret; + } ipu->dev = &pdev->dev; ipu->irq_sync = irq_sync; |