diff options
| author | Manoj Chourasia <mchourasia@nvidia.com> | 2012-06-05 16:49:42 +0530 |
|---|---|---|
| committer | Simone Willett <swillett@nvidia.com> | 2012-06-06 17:35:54 -0700 |
| commit | 5969910cc439df68c1a8d565708fd23f7f1aa795 (patch) | |
| tree | 164274365a9b2a48ba8e80843dbf0820d6581836 /drivers | |
| parent | 13f96891bd002d9626d535f9eb5786f2c65810ad (diff) | |
tty: serial: tegra-hsuart: Add check for platform data
It is not necessary that all platform do register platform
data for tegra HS uart. platfrom_data pointer should
be checked before accessing it.
Added a check for same.
bug 995731
Change-Id: I2dbbaa4387157b92b29bc7b8eacefad23372427e
Signed-off-by: Manoj Chourasia <mchourasia@nvidia.com>
Reviewed-on: http://git-master/r/106451
Reviewed-by: Automatic_Commit_Validation_User
Reviewed-by: Sandeep Trasi <strasi@nvidia.com>
Reviewed-by: Laxman Dewangan <ldewangan@nvidia.com>
Diffstat (limited to 'drivers')
| -rw-r--r-- | drivers/tty/serial/tegra_hsuart.c | 2 |
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/tty/serial/tegra_hsuart.c b/drivers/tty/serial/tegra_hsuart.c index 484e228dc044..ea20de6ebb41 100644 --- a/drivers/tty/serial/tegra_hsuart.c +++ b/drivers/tty/serial/tegra_hsuart.c @@ -895,7 +895,7 @@ static int tegra_startup(struct uart_port *u) goto fail; pdata = u->dev->platform_data; - if (pdata->is_loopback) + if (pdata && pdata->is_loopback) t->mcr_shadow |= UART_MCR_LOOP; dev_dbg(u->dev, "Requesting IRQ %d\n", u->irq); |