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video: rockchip: rk322x_lcdc: fix error condition

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Change-Id: I1c28a815beb74a7566886aef666454ec1513970b
Signed-off-by: Jianqun Xu <jay.xu@rock-chips.com>
This commit is contained in:
Jianqun Xu 2017-04-12 13:55:37 +08:00 committed by Huang, Tao
parent 1319af9010
commit dd9460f593
1 changed files with 1 additions and 1 deletions
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2
drivers/video/rockchip/lcdc/rk322x_lcdc.c
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@ -3478,7 +3478,7 @@ static int vop_get_backlight_device(struct rk_lcdc_driver *dev_drv)
max = length / sizeof(u32);
last = max - 1;
brightness_levels = kmalloc(256, GFP_KERNEL);
if (brightness_levels)
if (!brightness_levels)
return -ENOMEM;
if (!of_property_read_u32_array(backlight, "brightness-levels",