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Diffstat (limited to 'drivers/ieee1394/raw1394.c')
-rw-r--r--drivers/ieee1394/raw1394.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/ieee1394/raw1394.c b/drivers/ieee1394/raw1394.c
index bb897a37d9f7..c6aefd9ad0e8 100644
--- a/drivers/ieee1394/raw1394.c
+++ b/drivers/ieee1394/raw1394.c
@@ -938,7 +938,8 @@ static int handle_async_send(struct file_info *fi, struct pending_request *req)
int header_length = req->req.misc & 0xffff;
int expect_response = req->req.misc >> 16;
- if ((header_length > req->req.length) || (header_length < 12)) {
+ if (header_length > req->req.length || header_length < 12 ||
+ header_length > FIELD_SIZEOF(struct hpsb_packet, header)) {
req->req.error = RAW1394_ERROR_INVALID_ARG;
req->req.length = 0;
queue_complete_req(req);
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