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Merge tag 'v3.10.107' into update
[GitHub/mt8127/android_kernel_alcatel_ttab.git]
/
drivers
/
hid
/
hid-cypress.c
diff --git
a/drivers/hid/hid-cypress.c
b/drivers/hid/hid-cypress.c
index c4ef3bc726e34e5e08aa947b64ddfa4dc7f772b0..e299576004ce52c6d9042a2caf223279ecc095a9 100644
(file)
--- a/
drivers/hid/hid-cypress.c
+++ b/
drivers/hid/hid-cypress.c
@@
-39,6
+39,9
@@
static __u8 *cp_report_fixup(struct hid_device *hdev, __u8 *rdesc,
if (!(quirks & CP_RDESC_SWAPPED_MIN_MAX))
return rdesc;
+ if (*rsize < 4)
+ return rdesc;
+
for (i = 0; i < *rsize - 4; i++)
if (rdesc[i] == 0x29 && rdesc[i + 2] == 0x19) {
__u8 tmp;