From: Lars Op den Kamp <lars@opdenkamp.eu>
Date: Fri, 27 Apr 2012 11:43:47 +0000 (+0200)
Subject: cec: return false when SetHDMIPort() is called with invalid arguments
X-Git-Tag: upstream/2.2.0~1^2~29^2^2~8
X-Git-Url: https://git.piment-noir.org/?p=deb_libcec.git;a=commitdiff_plain;h=7cc92235bb5794e28b7bdb6f057b9e6a4c160f2d

cec: return false when SetHDMIPort() is called with invalid arguments
---

diff --git a/src/lib/CECProcessor.cpp b/src/lib/CECProcessor.cpp
index 51fb764..5ea6bd5 100644
--- a/src/lib/CECProcessor.cpp
+++ b/src/lib/CECProcessor.cpp
@@ -607,10 +607,9 @@ bool CCECProcessor::SetHDMIPort(cec_logical_address iBaseDevice, uint8_t iPort,
   bool bReturn(false);
 
   // limit the HDMI port range to 1-15
-  if (iPort < 1)
-      iPort = 1;
-  if (iPort > 15)
-      iPort = 15;
+  if (iPort < CEC_MIN_HDMI_PORTNUMBER ||
+      iPort > CEC_MAX_HDMI_PORTNUMBER)
+    return bReturn;
 
   {
     CLockObject lock(m_mutex);