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[07/10] video: da8xx-fb: invoke platform callback safely

Message ID 2f2074847380912085b73c1a53abf36a260cebf6.1357304090.git.afzal@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Afzal Mohammed Jan. 7, 2013, 5:11 a.m. UTC
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 <afzal@ti.com>
---
 drivers/video/da8xx-fb.c |    2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)
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Patch

diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index d10479f..68ae925 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -1351,7 +1351,7 @@  static int __devinit 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);
 	}