X-Git-Url: https://git.openpandora.org/cgi-bin/gitweb.cgi?p=pandora-kernel.git;a=blobdiff_plain;f=drivers%2Fhid%2Fhid-cypress.c;h=d6cae2632cba2a16c6b553a0b537310e1544c4c2;hp=9e43aaca9774bec161aa37a6734e57fdcad2a66c;hb=4faec4a2ef5dd481682cc155cb9ea14ba2534b76;hpb=c3726b442527ab31c7110d0445411f5b5343db01

diff --git a/drivers/hid/hid-cypress.c b/drivers/hid/hid-cypress.c
index 9e43aaca9774..d6cae2632cba 100644
--- a/drivers/hid/hid-cypress.c
+++ b/drivers/hid/hid-cypress.c
@@ -40,6 +40,9 @@ 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;