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drivers/usb/core: using strlcpy instead of strncpy
for NUL terminated string, better notice '\0' in the end. Signed-off-by: Chen Gang <gang.chen@asianux.com> Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
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@ -40,6 +40,7 @@
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#include <linux/signal.h>
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#include <linux/poll.h>
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#include <linux/module.h>
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#include <linux/string.h>
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#include <linux/usb.h>
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#include <linux/usbdevice_fs.h>
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#include <linux/usb/hcd.h> /* for usbcore internals */
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@ -1077,7 +1078,7 @@ static int proc_getdriver(struct dev_state *ps, void __user *arg)
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if (!intf || !intf->dev.driver)
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ret = -ENODATA;
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else {
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strncpy(gd.driver, intf->dev.driver->name,
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strlcpy(gd.driver, intf->dev.driver->name,
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sizeof(gd.driver));
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ret = (copy_to_user(arg, &gd, sizeof(gd)) ? -EFAULT : 0);
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}
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