1 files changed, 10 insertions, 1 deletions
diff --git a/xkbcomp/xkbscan.c b/xkbcomp/xkbscan.c
index 7b91b4533..144f315dd 100644
--- a/xkbcomp/xkbscan.c
+++ b/xkbcomp/xkbscan.c
@@ -401,6 +401,7 @@ static int
 yyGetKeyName(void)
 {
     int ch, i;
+    int last;
 
     i = 0;
     while (((ch = scanchar()) != EOF) && (ch != '>'))
@@ -466,12 +467,20 @@ yyGetKeyName(void)
         if (i < sizeof(scanBuf) - 1)
             scanBuf[i++] = ch;
     }
+
+    if (i < sizeof(scanBuf) - i)
+        last = i;
+    else
+        last = sizeof(scanBuf) - 1;
+
+    scanBuf[last] = '\0';
+
     if ((ch == '>') && (i < 5))
     {
-        scanBuf[i++] = '\0';
         scanStrLine = lineNum;
         return KEYNAME;
     }
+
     return ERROR_TOK;
 }