error.c: *input->cur == 0 does not mean no error

Complements: ce0b0d0d81fdbb5
diff --git a/error.c b/error.c
index 9c45040..4ca6838 100644
--- a/error.c
+++ b/error.c
@@ -177,8 +177,8 @@
     xmlChar  content[81]; /* space for 80 chars + line terminator */
     xmlChar *ctnt;
 
-    if ((input == NULL) || (input->cur == NULL) ||
-        (*input->cur == 0)) return;
+    if ((input == NULL) || (input->cur == NULL))
+        return;
 
     cur = input->cur;
     base = input->base;