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bus: mhi: ep: Check dev_set_name() return value

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It's possible that dev_set_name() returns -ENOMEM, catch and handle this.

Signed-off-by: Bo Liu <liubo03@inspur.com>
Reviewed-by: Manivannan Sadhasivam <mani@kernel.org>
Link: https://lore.kernel.org/r/20220708015948.4091-1-liubo03@inspur.com
Signed-off-by: Manivannan Sadhasivam <manivannan.sadhasivam@linaro.org>
This commit is contained in:
Bo Liu 2022-07-07 21:59:48 -04:00 committed by Manivannan Sadhasivam
parent 2113651ddf
commit 2ebb36ea41
1 changed files with 9 additions and 2 deletions
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11
drivers/bus/mhi/ep/main.c
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@ -1242,9 +1242,13 @@ static int mhi_ep_create_device(struct mhi_ep_cntrl *mhi_cntrl, u32 ch_id)
/* Channel name is same for both UL and DL */
mhi_dev->name = mhi_chan->name;
dev_set_name(&mhi_dev->dev, "%s_%s",
ret = dev_set_name(&mhi_dev->dev, "%s_%s",
dev_name(&mhi_cntrl->mhi_dev->dev),
mhi_dev->name);
if (ret) {
put_device(&mhi_dev->dev);
return ret;
}
ret = device_add(&mhi_dev->dev);
if (ret)
@ -1408,7 +1412,10 @@ int mhi_ep_register_controller(struct mhi_ep_cntrl *mhi_cntrl,
goto err_free_irq;
}
dev_set_name(&mhi_dev->dev, "mhi_ep%u", mhi_cntrl->index);
ret = dev_set_name(&mhi_dev->dev, "mhi_ep%u", mhi_cntrl->index);
if (ret)
goto err_put_dev;
mhi_dev->name = dev_name(&mhi_dev->dev);
mhi_cntrl->mhi_dev = mhi_dev;