diff options
Diffstat (limited to 'recipes-kernel/linux/linux-ti33x-psp-3.2/3.2.1/0038-USB-omninet-fix-write_room.patch')
-rw-r--r-- | recipes-kernel/linux/linux-ti33x-psp-3.2/3.2.1/0038-USB-omninet-fix-write_room.patch | 34 |
1 files changed, 34 insertions, 0 deletions
diff --git a/recipes-kernel/linux/linux-ti33x-psp-3.2/3.2.1/0038-USB-omninet-fix-write_room.patch b/recipes-kernel/linux/linux-ti33x-psp-3.2/3.2.1/0038-USB-omninet-fix-write_room.patch new file mode 100644 index 00000000..cbd585ac --- /dev/null +++ b/recipes-kernel/linux/linux-ti33x-psp-3.2/3.2.1/0038-USB-omninet-fix-write_room.patch | |||
@@ -0,0 +1,34 @@ | |||
1 | From 4a6a3895c6ffe420a07f90df0f8ad5d7ac5a47a4 Mon Sep 17 00:00:00 2001 | ||
2 | From: Johan Hovold <jhovold@gmail.com> | ||
3 | Date: Sun, 6 Nov 2011 19:06:21 +0100 | ||
4 | Subject: [PATCH 38/49] USB: omninet: fix write_room | ||
5 | |||
6 | commit 694c6301e515bad574af74b6552134c4d9dcb334 upstream. | ||
7 | |||
8 | Fix regression introduced by commit 507ca9bc047666 ([PATCH] USB: add | ||
9 | ability for usb-serial drivers to determine if their write urb is | ||
10 | currently being used.) which inverted the logic in write_room so that it | ||
11 | returns zero when the write urb is actually free. | ||
12 | |||
13 | Signed-off-by: Johan Hovold <jhovold@gmail.com> | ||
14 | Signed-off-by: Greg Kroah-Hartman <gregkh@suse.de> | ||
15 | --- | ||
16 | drivers/usb/serial/omninet.c | 2 +- | ||
17 | 1 files changed, 1 insertions(+), 1 deletions(-) | ||
18 | |||
19 | diff --git a/drivers/usb/serial/omninet.c b/drivers/usb/serial/omninet.c | ||
20 | index 60f38d5..0a8c1e6 100644 | ||
21 | --- a/drivers/usb/serial/omninet.c | ||
22 | +++ b/drivers/usb/serial/omninet.c | ||
23 | @@ -315,7 +315,7 @@ static int omninet_write_room(struct tty_struct *tty) | ||
24 | int room = 0; /* Default: no room */ | ||
25 | |||
26 | /* FIXME: no consistent locking for write_urb_busy */ | ||
27 | - if (wport->write_urb_busy) | ||
28 | + if (!wport->write_urb_busy) | ||
29 | room = wport->bulk_out_size - OMNINET_HEADERLEN; | ||
30 | |||
31 | dbg("%s - returns %d", __func__, room); | ||
32 | -- | ||
33 | 1.7.7.4 | ||
34 | |||