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[v5,05/12] video: da8xx-fb: ensure non-null cfg in pdata

Message ID dbcaf73c109a654301d0299caaec3b6fb57517dc.1359356015.git.afzal@ti.com (mailing list archive)
State New, archived
Headers show

Commit Message

Afzal Mohammed Jan. 28, 2013, 9:21 a.m. UTC 
Ensure that platform data contains pointer for lcd_ctrl_config.

Signed-off-by: Afzal Mohammed <afzal@ti.com>
---
 drivers/video/da8xx-fb.c | 5 +++++
 1 file changed, 5 insertions(+)
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Patch

diff --git a/drivers/video/da8xx-fb.c b/drivers/video/da8xx-fb.c
index 7a32e83..3b146bc 100644
--- a/drivers/video/da8xx-fb.c
+++ b/drivers/video/da8xx-fb.c
@@ -1320,6 +1320,11 @@  static int fb_probe(struct platform_device *device)
 
 	lcd_cfg = (struct lcd_ctrl_config *)fb_pdata->controller_data;
 
+	if (!lcd_cfg) {
+		ret = -EINVAL;
+		goto err_pm_runtime_disable;
+	}
+
 	da8xx_fb_info = framebuffer_alloc(sizeof(struct da8xx_fb_par),
 					&device->dev);
 	if (!da8xx_fb_info) {