Quiet the compiler

diff --git a/src/modules/rlm_expr/rlm_expr.c b/src/modules/rlm_expr/rlm_expr.c
index 21a00bc3460c1b7376842b375b78572a9b6cd06e..3b81595bd925316a4739889b0cbb322ec79c6570 100644 (file)
--- a/src/modules/rlm_expr/rlm_expr.c
+++ b/src/modules/rlm_expr/rlm_expr.c
@@ -304,7 +304,7 @@ static size_t randstr_xlat(void *instance, REQUEST *request, const char *fmt,
        rlm_expr_t      *inst = instance;
        char            buffer[256];
        unsigned int    result;
-       size_t          free = outlen;
+       size_t          freespace = outlen;
        size_t          len;
        char            *p;
        
@@ -320,7 +320,7 @@ static size_t randstr_xlat(void *instance, REQUEST *request, const char *fmt,
        }
        
        p = buffer;
-       while ((len-- > 0) && (--free > 0)) {
+       while ((len-- > 0) && (--freespace > 0)) {
                result = fr_rand();
                switch (*p) {
                        /*
@@ -395,7 +395,7 @@ static size_t randstr_xlat(void *instance, REQUEST *request, const char *fmt,
        
        *out++ = '\0';
        
-       return outlen - free;
+       return outlen - freespace;
 }
 
 /*