From mboxrd@z Thu Jan 1 00:00:00 1970 From: Darren Etheridge Date: Tue, 30 Jul 2013 18:26:24 +0000 Subject: [PATCH v2 17/24] video: da8xx-fb: invoke platform callback safely Message-Id: <1375208791-15781-18-git-send-email-detheridge@ti.com> List-Id: MIME-Version: 1.0 Content-Type: text/plain; charset="us-ascii" Content-Transfer-Encoding: 7bit To: linux-fbdev@vger.kernel.org From: Afzal Mohammed Ensure that platform data is present before checking whether platform callback is present (the one used to control backlight). So far this was not an issue as driver was purely non-DT triggered, but now DT support has been added. Signed-off-by: Afzal Mohammed Signed-off-by: Darren Etheridge --- drivers/video/da8xx-fb.c | 2 +- 1 files changed, 1 insertions(+), 1 deletions(-) diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 1787ccc..983176a 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -1348,7 +1348,7 @@ static int fb_probe(struct platform_device *device) par->dev = &device->dev; par->lcdc_clk = fb_clk; par->lcd_fck_rate = clk_get_rate(fb_clk); - if (fb_pdata->panel_power_ctrl) { + if (fb_pdata && fb_pdata->panel_power_ctrl) { par->panel_power_ctrl = fb_pdata->panel_power_ctrl; par->panel_power_ctrl(1); } -- 1.7.0.4