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authorMarcel Ziswiler <marcel.ziswiler@toradex.com>2018-12-12 14:08:45 +0100
committerMarcel Ziswiler <marcel.ziswiler@toradex.com>2018-12-12 14:08:45 +0100
commitcfbbc7703fff59c67761c93a8b1de29a79f9841c (patch)
tree58b4b37bed385b27fc5956435b2451c760f26f5f /drivers/usb/core/usb.c
parent5f3fecbc0715a70437501e1d85e74726c4f561be (diff)
parent1aa861ff238ecd17a3095b0dbd2d20bdf7bfaf14 (diff)
Merge tag 'v4.9.144' into 4.9-2.3.x-imx
This is the 4.9.144 stable release
Diffstat (limited to 'drivers/usb/core/usb.c')
-rw-r--r--drivers/usb/core/usb.c2
1 files changed, 2 insertions, 0 deletions
diff --git a/drivers/usb/core/usb.c b/drivers/usb/core/usb.c
index e1ab778e774a..45981e7b278b 100644
--- a/drivers/usb/core/usb.c
+++ b/drivers/usb/core/usb.c
@@ -91,6 +91,8 @@ struct usb_host_interface *usb_find_alt_setting(
struct usb_interface_cache *intf_cache = NULL;
int i;
+ if (!config)
+ return NULL;
for (i = 0; i < config->desc.bNumInterfaces; i++) {
if (config->intf_cache[i]->altsetting[0].desc.bInterfaceNumber
== iface_num) {