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Diffstat (limited to 'drivers/hid/hid-logitech-hidpp.c')
-rw-r--r--drivers/hid/hid-logitech-hidpp.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/hid/hid-logitech-hidpp.c b/drivers/hid/hid-logitech-hidpp.c
index b389fcc1a894..e7f082374943 100644
--- a/drivers/hid/hid-logitech-hidpp.c
+++ b/drivers/hid/hid-logitech-hidpp.c
@@ -741,6 +741,9 @@ static char *hidpp_unifying_get_name(struct hidpp_device *hidpp_dev)
if (2 + len > sizeof(response.rap.params))
return NULL;
+ if (len < 4) /* logitech devices are usually at least Xddd */
+ return NULL;
+
name = kzalloc(len + 1, GFP_KERNEL);
if (!name)
return NULL;