aboutsummaryrefslogtreecommitdiffstats
diff options
context:
space:
mode:
-rw-r--r--drivers/hid/hidraw.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/drivers/hid/hidraw.c b/drivers/hid/hidraw.c
index 47d70c523d9..9eaf6ae5f97 100644
--- a/drivers/hid/hidraw.c
+++ b/drivers/hid/hidraw.c
@@ -244,6 +244,10 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd,
244 244
245 mutex_lock(&minors_lock); 245 mutex_lock(&minors_lock);
246 dev = hidraw_table[minor]; 246 dev = hidraw_table[minor];
247 if (!dev) {
248 ret = -ENODEV;
249 goto out;
250 }
247 251
248 switch (cmd) { 252 switch (cmd) {
249 case HIDIOCGRDESCSIZE: 253 case HIDIOCGRDESCSIZE:
@@ -317,6 +321,7 @@ static long hidraw_ioctl(struct file *file, unsigned int cmd,
317 321
318 ret = -ENOTTY; 322 ret = -ENOTTY;
319 } 323 }
324out:
320 mutex_unlock(&minors_lock); 325 mutex_unlock(&minors_lock);
321 return ret; 326 return ret;
322} 327}