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author | Alex Shi <alex.shi@linaro.org> | 2017-05-31 12:02:43 +0800 |
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committer | Alex Shi <alex.shi@linaro.org> | 2017-05-31 12:02:43 +0800 |
commit | a898540914d4136f29bc738ce593c1c501006f23 (patch) | |
tree | 9440b7f76c029143611c89ed919718ba6ff353f4 /drivers/input/touchscreen/sur40.c | |
parent | d97f745e1d2fea4d2f308e5e06eee81a9a84f3f5 (diff) | |
parent | 56d847e3ef9433d7ac92376e4ba49d3cf3cb70d2 (diff) |
Merge tag 'v4.1.40' into linux-linaro-lsk-v4.1lsk-v4.1-17.06lsk-v4.1-17.05linux-linaro-lsk-v4.1
This is the 4.1.40 stable release
Diffstat (limited to 'drivers/input/touchscreen/sur40.c')
-rw-r--r-- | drivers/input/touchscreen/sur40.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/drivers/input/touchscreen/sur40.c b/drivers/input/touchscreen/sur40.c index a24eba5ea843..ee422cb5799a 100644 --- a/drivers/input/touchscreen/sur40.c +++ b/drivers/input/touchscreen/sur40.c @@ -488,6 +488,9 @@ static int sur40_probe(struct usb_interface *interface, if (iface_desc->desc.bInterfaceClass != 0xFF) return -ENODEV; + if (iface_desc->desc.bNumEndpoints < 5) + return -ENODEV; + /* Use endpoint #4 (0x86). */ endpoint = &iface_desc->endpoint[4].desc; if (endpoint->bEndpointAddress != TOUCH_ENDPOINT) |