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path: root/drivers/input/mouse/psmouse-smbus.c
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Diffstat (limited to 'drivers/input/mouse/psmouse-smbus.c')
-rw-r--r--drivers/input/mouse/psmouse-smbus.c11
1 files changed, 7 insertions, 4 deletions
diff --git a/drivers/input/mouse/psmouse-smbus.c b/drivers/input/mouse/psmouse-smbus.c
index c7ac24d119c1..c8a3b1f35ce3 100644
--- a/drivers/input/mouse/psmouse-smbus.c
+++ b/drivers/input/mouse/psmouse-smbus.c
@@ -237,10 +237,13 @@ int psmouse_smbus_init(struct psmouse *psmouse,
smbdev->psmouse = psmouse;
smbdev->board = *board;
- smbdev->board.platform_data = kmemdup(pdata, pdata_size, GFP_KERNEL);
- if (!smbdev->board.platform_data) {
- kfree(smbdev);
- return -ENOMEM;
+ if (pdata) {
+ smbdev->board.platform_data = kmemdup(pdata, pdata_size,
+ GFP_KERNEL);
+ if (!smbdev->board.platform_data) {
+ kfree(smbdev);
+ return -ENOMEM;
+ }
}
psmouse->private = smbdev;