The patch titled
usbserial: Reference leak
has been added to the -mm tree. Its filename is
usbserial-reference-leak.patch
See http://www.zip.com.au/~akpm/linux/patches/stuff/added-to-mm.txt to find
out what to do about this
------------------------------------------------------
Subject: usbserial: Reference leak
From: Matthias Urlichs <smurf@xxxxxxxxxxxxxx>
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@xxxxxxxxxxxxxx>
Cc: Greg KH <greg@xxxxxxxxx>
Signed-off-by: Andrew Morton <akpm@xxxxxxxx>
---
drivers/usb/serial/usb-serial.c | 4 +++-
1 files changed, 3 insertions(+), 1 deletion(-)
diff -puN drivers/usb/serial/usb-serial.c~usbserial-reference-leak drivers/usb/serial/usb-serial.c
--- a/drivers/usb/serial/usb-serial.c~usbserial-reference-leak
+++ a/drivers/usb/serial/usb-serial.c
@@ -464,8 +464,10 @@ static int serial_read_proc (char *page,
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;
_
Patches currently in -mm which might be from smurf@xxxxxxxxxxxxxx are
usbserial-reference-leak.patch
remove-unused-tty_struct-variable.patch
-
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