From: Julia Lawall Date: Sun, 30 Aug 2009 18:30:48 +0000 (-0700) Subject: Input: w90p910_keypad - move a dereference below a NULL test X-Git-Url: https://git.stricted.de/?a=commitdiff_plain;h=903b9124eae00edf8a9d6491dab60fcda777aabd;p=GitHub%2FLineageOS%2Fandroid_kernel_motorola_exynos9610.git Input: w90p910_keypad - move a dereference below a NULL test We should first check whether platform data is NULL or not, before dereferencing it to get the keymap. Signed-off-by: Julia Lawall Signed-off-by: Dmitry Torokhov --- diff --git a/drivers/input/keyboard/w90p910_keypad.c b/drivers/input/keyboard/w90p910_keypad.c index 2d03dd0f9e07..6032def03707 100644 --- a/drivers/input/keyboard/w90p910_keypad.c +++ b/drivers/input/keyboard/w90p910_keypad.c @@ -120,7 +120,7 @@ static int __devinit w90p910_keypad_probe(struct platform_device *pdev) { const struct w90p910_keypad_platform_data *pdata = pdev->dev.platform_data; - const struct matrix_keymap_data *keymap_data = pdata->keymap_data; + const struct matrix_keymap_data *keymap_data; struct w90p910_keypad *keypad; struct input_dev *input_dev; struct resource *res; @@ -132,6 +132,8 @@ static int __devinit w90p910_keypad_probe(struct platform_device *pdev) return -EINVAL; } + keymap_data = pdata->keymap_data; + irq = platform_get_irq(pdev, 0); if (irq < 0) { dev_err(&pdev->dev, "failed to get keypad irq\n");