diff options
| author | Arnd Bergmann <arnd@arndb.de> | 2013-04-08 17:46:16 +0200 |
|---|---|---|
| committer | Arnd Bergmann <arnd@arndb.de> | 2013-04-08 17:46:16 +0200 |
| commit | 81211c4cc04ca33f7c3ae10de547113e34d9a59e (patch) | |
| tree | 974df8aac30b4dfaa8bd2f8caddb6611bcb19ae4 /drivers/tty/vt/vc_screen.c | |
| parent | b62d7946b2dd04e07734313a450cb0a8b440f206 (diff) | |
| parent | 55985e15b80beb339d3e332f00a26003deff14e6 (diff) | |
Merge tag 'mxs-fixes-3.9-4' of git://git.linaro.org/people/shawnguo/linux-2.6 into fixes
From Shawn Guo <shawn.guo@linaro.org>:
The mxs fixes for 3.9, take 4:
- A couple mxs boards that run I2C at 400 kHz experience some unstable
issue occasionally. Slow down the clock speed to have I2C work
reliably.
* tag 'mxs-fixes-3.9-4' of git://git.linaro.org/people/shawnguo/linux-2.6:
ARM: mxs: Slow down the I2C clock speed
Signed-off-by: Arnd Bergmann <arnd@arndb.de>
Diffstat (limited to 'drivers/tty/vt/vc_screen.c')
| -rw-r--r-- | drivers/tty/vt/vc_screen.c | 6 |
1 files changed, 4 insertions, 2 deletions
diff --git a/drivers/tty/vt/vc_screen.c b/drivers/tty/vt/vc_screen.c index e4ca345873c..d7799deacb2 100644 --- a/drivers/tty/vt/vc_screen.c +++ b/drivers/tty/vt/vc_screen.c @@ -93,7 +93,7 @@ vcs_poll_data_free(struct vcs_poll_data *poll) static struct vcs_poll_data * vcs_poll_data_get(struct file *file) { - struct vcs_poll_data *poll = file->private_data; + struct vcs_poll_data *poll = file->private_data, *kill = NULL; if (poll) return poll; @@ -122,10 +122,12 @@ vcs_poll_data_get(struct file *file) file->private_data = poll; } else { /* someone else raced ahead of us */ - vcs_poll_data_free(poll); + kill = poll; poll = file->private_data; } spin_unlock(&file->f_lock); + if (kill) + vcs_poll_data_free(kill); return poll; } |