Fix "send text" crash (bug #3378)

git-svn-id: https://origsvn.digium.com/svn/asterisk/trunk@4845 65c4cc65-6c06-0410-ace0-fbb531ad65f3

diff --git a/channels/chan_alsa.c b/channels/chan_alsa.c
index f5d04f6..01fdbbe 100755 (executable)
--- a/channels/chan_alsa.c
+++ b/channels/chan_alsa.c
@@ -867,7 +867,7 @@ static int console_sendtext(int fd, int argc, char *argv[])
                struct ast_frame f = { AST_FRAME_TEXT, 0 };
                char text2send[256] = "";
                text2send[0] = '\0';
-               while(tmparg <= argc) {
+               while(tmparg < argc) {
                        strncat(text2send, argv[tmparg++], sizeof(text2send) - strlen(text2send) - 1);
                        strncat(text2send, " ", sizeof(text2send) - strlen(text2send) - 1);
                }