source: add a condition for tainted array index

Change-Id: I61874404c7bf9eb1514cc93253ba57fb8d6ca336
Signed-off-by: Jinhyung Choi <jinh0.choi@samsung.com>

diff --git a/src/tv.cpp b/src/tv.cpp
index d12876354f2f3956e36ab6ac588b72b25afe4871..85a103de92fcd4a437759ddb82e3fc89a4a561b7 100644 (file)
--- a/src/tv.cpp
+++ b/src/tv.cpp
@@ -479,7 +479,7 @@ bool msgproc_extinput(ijcommand* ijcmd)
         section = strtok_r(NULL, token, &saveptr);
         state = (unsigned int)atoi(section);
 
-        if (number > MAX_EXTINPUT_COUNT) {
+        if (number <= 0 || number > MAX_EXTINPUT_COUNT) {
             LOGDEBUG("external_input number : %d is invalid.", number);
             return false;
         }