linux-kernel - [PATCH] USB: cdc-wdm: fix misuse of logical operation in place of bitop

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Date:	Mon, 27 Dec 2010 18:49:58 +0100
From:	David Sterba <dsterba@...e.cz>
To:	gregkh@...e.de
Cc:	linux-usb@...r.kernel.org, linux-kernel@...r.kernel.org,
	David Sterba <dsterba@...e.cz>,
	Oliver Neukum <oliver@...kum.org>,
	Marcel Holtmann <marcel@...tmann.org>
Subject: [PATCH] USB: cdc-wdm: fix misuse of logical operation in place of bitop

CC: Greg Kroah-Hartman <gregkh@...e.de>
CC: Oliver Neukum <oliver@...kum.org>
CC: Marcel Holtmann <marcel@...tmann.org>
Signed-off-by: David Sterba <dsterba@...e.cz>
---
 drivers/usb/class/cdc-wdm.c |    2 +-
 1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/usb/class/cdc-wdm.c b/drivers/usb/class/cdc-wdm.c
index 6ee4451..47085e5 100644
--- a/drivers/usb/class/cdc-wdm.c
+++ b/drivers/usb/class/cdc-wdm.c
@@ -342,7 +342,7 @@ static ssize_t wdm_write
 		goto outnp;
 	}
 
-	if (!file->f_flags && O_NONBLOCK)
+	if (!(file->f_flags & O_NONBLOCK))
 		r = wait_event_interruptible(desc->wait, !test_bit(WDM_IN_USE,
 								&desc->flags));
 	else
-- 
1.7.3.4.626.g73e7b

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