diff options
Diffstat (limited to 'drivers/of/device.c')
| -rw-r--r-- | drivers/of/device.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/of/device.c b/drivers/of/device.c index 9d0895fb53b5..c5c06997fdd2 100644 --- a/drivers/of/device.c +++ b/drivers/of/device.c @@ -257,6 +257,8 @@ ssize_t of_device_modalias(struct device *dev, char *str, ssize_t len) ssize_t sl = of_device_get_modalias(dev, str, len - 2); if (sl < 0) return sl; + if (sl > len - 2) + return -ENOMEM; str[sl++] = '\n'; str[sl] = 0; |