parser: remove unnecessary strlen()

[safe/jmp/linux-2.6] / lib / parser.c

diff --git a/lib/parser.c b/lib/parser.c
index b00d020..fb34977 100644 (file)
--- a/lib/parser.c
+++ b/lib/parser.c
@@ -56,13 +56,16 @@ static int match_one(char *s, const char *p, substring_t args[])
 
                args[argc].from = s;
                switch (*p++) {
-               case 's':
-                       if (strlen(s) == 0)
+               case 's': {
+                       size_t str_len = strlen(s);
+
+                       if (str_len == 0)
                                return 0;
-                       else if (len == -1 || len > strlen(s))
-                               len = strlen(s);
+                       if (len == -1 || len > str_len)
+                               len = str_len;
                        args[argc].to = s + len;
                        break;
+               }
                case 'd':
                        simple_strtol(s, &args[argc].to, 0);
                        goto num;