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usbserial: Reference leak 

A sufficiently-large number of USB serial devices causes a reference leak
when /proc/tty/drivers/usbserial is read.

Signed-Off-By: Matthias Urlichs <smurf@smurf.noris.de>
Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de>
This commit is contained in:
Matthias Urlichs 2006-09-11 12:35:20 +02:00 committed by Greg Kroah-Hartman
parent 05ff0e291a
commit 5992583889
1 changed files with 3 additions and 1 deletions
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4
drivers/usb/serial/usb-serial.c
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@ -464,8 +464,10 @@ static int serial_read_proc (char *page, char **start, off_t off, int count, int
length += sprintf (page+length, " path:%s", tmp);
length += sprintf (page+length, "\n");
if ((length + begin) > (off + count))
if ((length + begin) > (off + count)) {
usb_serial_put(serial);
goto done;
}
if ((length + begin) < off) {
begin += length;
length = 0;