when `echo $cmd > control` contains multiple queries, extra query
separators (;\n) can parse as empty statements.  This is normal, and
pr-info on empty command is just noise.  Also change varname.

Signed-off-by: Jim Cromie <jim.cro...@gmail.com>
---
 lib/dynamic_debug.c | 13 +++++++------
 1 file changed, 7 insertions(+), 6 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index abc04bf4f765..356c8231175f 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -520,9 +520,9 @@ static int ddebug_exec_query(char *query_string, const char 
*modname)
 static int ddebug_exec_queries(char *query, const char *modname)
 {
        char *split;
-       int i, errs = 0, exitcode = 0, rc, nfound = 0;
+       int qct, errs = 0, exitcode = 0, rc, nfound = 0;
 
-       for (i = 0; query; query = split) {
+       for (qct = 0; query; query = split) {
                split = strpbrk(query, ";\n");
                if (split)
                        *split++ = '\0';
@@ -531,7 +531,7 @@ static int ddebug_exec_queries(char *query, const char 
*modname)
                if (!query || !*query || *query == '#')
                        continue;
 
-               v2pr_info("query %d: <%s> mod:<%s>\n", i, query, modname ?: 
"*");
+               v2pr_info("query %d: <%s> mod:<%s>\n", qct, query, modname ?: 
"*");
 
                rc = ddebug_exec_query(query, modname);
                if (rc < 0) {
@@ -540,10 +540,11 @@ static int ddebug_exec_queries(char *query, const char 
*modname)
                } else {
                        nfound += rc;
                }
-               i++;
+               qct++;
        }
-       v2pr_info("processed %d queries, with %d matches, %d errs\n",
-                i, nfound, errs);
+       if (qct)
+               v2pr_info("processed %d queries, with %d matches, %d errs\n",
+                         qct, nfound, errs);
 
        if (exitcode)
                return exitcode;
-- 
2.31.1

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