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path: root/drivers/input/evdev.c
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Diffstat (limited to 'drivers/input/evdev.c')
-rw-r--r--drivers/input/evdev.c11
1 files changed, 9 insertions, 2 deletions
diff --git a/drivers/input/evdev.c b/drivers/input/evdev.c
index 8a4cce5c780..6cff8096d56 100644
--- a/drivers/input/evdev.c
+++ b/drivers/input/evdev.c
@@ -130,6 +130,7 @@ static int evdev_open(struct inode *inode, struct file *file)
struct evdev_client *client;
struct evdev *evdev;
int i = iminor(inode) - EVDEV_MINOR_BASE;
+ int error;
if (i >= EVDEV_MINORS)
return -ENODEV;
@@ -146,8 +147,14 @@ static int evdev_open(struct inode *inode, struct file *file)
client->evdev = evdev;
list_add_tail(&client->node, &evdev->client_list);
- if (!evdev->open++ && evdev->exist)
- input_open_device(&evdev->handle);
+ if (!evdev->open++ && evdev->exist) {
+ error = input_open_device(&evdev->handle);
+ if (error) {
+ list_del(&client->node);
+ kfree(client);
+ return error;
+ }
+ }
file->private_data = client;
return 0;