diff mbox

[1/5,media] redrat3: ensure whole packet is read

Message ID 1375225204-5082-1-git-send-email-sean@mess.org (mailing list archive)
State New, archived
Headers show

Commit Message

Sean Young July 30, 2013, 11 p.m. UTC 
The length in the header excludes the header itself, so we're getting
spurious readings.

Signed-off-by: Sean Young <sean@mess.org>
---
 drivers/media/rc/redrat3.c | 3 ++-
 1 file changed, 2 insertions(+), 1 deletion(-)
diff mbox

Patch

diff --git a/drivers/media/rc/redrat3.c b/drivers/media/rc/redrat3.c
index 0042367..ccd267f 100644
--- a/drivers/media/rc/redrat3.c
+++ b/drivers/media/rc/redrat3.c
@@ -663,7 +663,8 @@  static int redrat3_get_ir_data(struct redrat3_dev *rr3, unsigned len)
 		goto out;
 	}
 
-	if (rr3->bytes_read < be16_to_cpu(rr3->irdata.header.length))
+	if (rr3->bytes_read < be16_to_cpu(rr3->irdata.header.length) +
+						sizeof(struct redrat3_header))
 		/* we're still accumulating data */
 		return 0;