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usb: cdc-wdm: Fix race between disconnect and debug messages
dev_dbg() and dev_err() cannot be used to report failures that may have been caused by a device's removal Signed-off-by: Oliver Neukum <neukum@b1-systems.de> Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
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1 changed files with 0 additions and 5 deletions
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@ -435,11 +435,8 @@ static ssize_t wdm_read
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spin_lock_irq(&desc->iuspin);
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if (desc->rerr) { /* read completed, error happened */
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int t = desc->rerr;
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desc->rerr = 0;
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spin_unlock_irq(&desc->iuspin);
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dev_err(&desc->intf->dev,
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"reading had resulted in %d\n", t);
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rv = -EIO;
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goto err;
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}
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@ -477,8 +474,6 @@ static ssize_t wdm_read
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err:
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mutex_unlock(&desc->lock);
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if (rv < 0 && rv != -EAGAIN)
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dev_err(&desc->intf->dev, "wdm_read: exit error\n");
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return rv;
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}
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