This is a note to let you know that I've just added the patch titled
USB: usbmon: remove assignment from IS_ERR argument
to the 4.4-stable tree which can be found at: http://www.kernel.org/git/?p=linux/kernel/git/stable/stable-queue.git%3Ba=su...
The filename of the patch is: usb-usbmon-remove-assignment-from-is_err-argument.patch and it can be found in the queue-4.4 subdirectory.
If you, or anyone else, feels it should not be added to the stable tree, please let stable@vger.kernel.org know about it.
From 46c236dc7d1212d7417e6fb0317f91c44c719322 Mon Sep 17 00:00:00 2001
From: Julia Lawall Julia.Lawall@lip6.fr Date: Sat, 26 Dec 2015 22:57:44 +0100 Subject: USB: usbmon: remove assignment from IS_ERR argument
From: Julia Lawall Julia.Lawall@lip6.fr
commit 46c236dc7d1212d7417e6fb0317f91c44c719322 upstream.
The semantic patch that makes this change is as follows: (http://coccinelle.lip6.fr/)
// <smpl> @@ expression e1,e2; statement S1,S2; @@
+e1 = e2; if (IS_ERR( e1 - = e2 )) S1 else S2 // </smpl>
Signed-off-by: Julia Lawall Julia.Lawall@lip6.fr Signed-off-by: Greg Kroah-Hartman gregkh@linuxfoundation.org
--- drivers/usb/mon/mon_text.c | 6 ++++-- 1 file changed, 4 insertions(+), 2 deletions(-)
--- a/drivers/usb/mon/mon_text.c +++ b/drivers/usb/mon/mon_text.c @@ -386,7 +386,8 @@ static ssize_t mon_text_read_t(struct fi struct mon_event_text *ep; struct mon_text_ptr ptr;
- if (IS_ERR(ep = mon_text_read_wait(rp, file))) + ep = mon_text_read_wait(rp, file); + if (IS_ERR(ep)) return PTR_ERR(ep); mutex_lock(&rp->printf_lock); ptr.cnt = 0; @@ -413,7 +414,8 @@ static ssize_t mon_text_read_u(struct fi struct mon_event_text *ep; struct mon_text_ptr ptr;
- if (IS_ERR(ep = mon_text_read_wait(rp, file))) + ep = mon_text_read_wait(rp, file); + if (IS_ERR(ep)) return PTR_ERR(ep); mutex_lock(&rp->printf_lock); ptr.cnt = 0;
Patches currently in stable-queue which might be from Julia.Lawall@lip6.fr are
queue-4.4/usb-usbmon-remove-assignment-from-is_err-argument.patch