USB: gadget: f_acm: Fix NULL pointer check for hs_descriptors
Change-Id: Icf6f45eed6c568c77c9a2017d9507a0c017a411b
Signed-off-by: Rajkumar Raghupathy <raghup@codeaurora.org>
diff --git a/drivers/usb/gadget/f_acm.c b/drivers/usb/gadget/f_acm.c
index 69a36af..380ef87 100644
--- a/drivers/usb/gadget/f_acm.c
+++ b/drivers/usb/gadget/f_acm.c
@@ -755,6 +755,8 @@
/* copy descriptors, and track endpoint copies */
f->hs_descriptors = usb_copy_descriptors(acm_hs_function);
+ if (!f->hs_descriptors)
+ goto fail;
acm->hs.in = usb_find_endpoint(acm_hs_function,
f->hs_descriptors, &acm_hs_in_desc);
@@ -772,6 +774,11 @@
return 0;
fail:
+ if (f->hs_descriptors)
+ usb_free_descriptors(f->hs_descriptors);
+ if (f->descriptors)
+ usb_free_descriptors(f->descriptors);
+
if (acm->notify_req)
gs_free_req(acm->notify, acm->notify_req);