diff options
| author | Linux Build Service Account <lnxbuild@localhost> | 2018-05-02 13:38:40 -0700 |
|---|---|---|
| committer | Gerrit - the friendly Code Review server <code-review@localhost> | 2018-05-02 13:38:40 -0700 |
| commit | 9da06237e8cbb2f20a35adf23af8c7bb3b245804 (patch) | |
| tree | f65b0944b4f3fe43070f3a10676fe2062456b007 /drivers/hid/hidraw.c | |
| parent | 6fa93fc89f5e5641c0ad1be533b016e065cbf04d (diff) | |
| parent | ee76c85f715377aec3b0115e48b7d66a726ffdea (diff) | |
Merge "Merge android-4.4.129 (b1c4836) into msm-4.4"
Diffstat (limited to 'drivers/hid/hidraw.c')
| -rw-r--r-- | drivers/hid/hidraw.c | 5 |
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c index 9c2d7c23f296..c0c4df198725 100644 --- a/drivers/hid/hidraw.c +++ b/drivers/hid/hidraw.c @@ -197,6 +197,11 @@ static ssize_t hidraw_get_report(struct file *file, char __user *buffer, size_t int ret = 0, len; unsigned char report_number; + if (!hidraw_table[minor] || !hidraw_table[minor]->exist) { + ret = -ENODEV; + goto out; + } + dev = hidraw_table[minor]->hid; if (!dev->ll_driver->raw_request) { |