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Date: Tue, 15 Jan 2013 19:12:46 +0530 From: Afzal Mohammed <afzal@...com> To: Florian Tobias Schandinat <FlorianSchandinat@....de>, Tomi Valkeinen <tomi.valkeinen@...com>, Grant Likely <grant.likely@...retlab.ca>, Rob Herring <rob.herring@...xeda.com>, Rob Landley <rob@...dley.net>, Sekhar Nori <nsekhar@...com>, <linux-omap@...r.kernel.org>, <linux-fbdev@...r.kernel.org>, <devicetree-discuss@...ts.ozlabs.org>, <linux-doc@...r.kernel.org>, <linux-kernel@...r.kernel.org> Subject: [PATCH v2 08/12] video: da8xx-fb: invoke platform callback safely 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@...com> --- drivers/video/da8xx-fb.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c index 08ee8eb..0beed20 100644 --- a/drivers/video/da8xx-fb.c +++ b/drivers/video/da8xx-fb.c @@ -1347,7 +1347,7 @@ 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); } -- 1.7.9.5 -- To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@...r.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/
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