fix "variable 'foo' set but not used" warnings

[platform/upstream/busybox.git] / networking / ftpgetput.c

diff --git a/networking/ftpgetput.c b/networking/ftpgetput.c
index 66316e2..f63df55 100644 (file)
--- a/networking/ftpgetput.c
+++ b/networking/ftpgetput.c
@@ -60,7 +60,7 @@ struct globals {
        FILE *control_stream;
        int verbose_flag;
        int do_continue;
-       char buf[1]; /* actually [BUFSZ] */
+       char buf[4]; /* actually [BUFSZ] */
 } FIX_ALIASING;
 #define G (*(struct globals*)&bb_common_bufsiz1)
 enum { BUFSZ = COMMON_BUFSIZE - offsetof(struct globals, buf) };
@@ -105,7 +105,7 @@ static int ftpcmd(const char *s1, const char *s2)
        }
 
        do {
-               strcpy(buf, "EOF");
+               strcpy(buf, "EOF"); /* for ftp_die */
                if (fgets(buf, BUFSZ - 2, control_stream) == NULL) {
                        ftp_die(NULL);
                }
@@ -316,7 +316,6 @@ static const char ftpgetput_longopts[] ALIGN1 =
 int ftpgetput_main(int argc, char **argv) MAIN_EXTERNALLY_VISIBLE;
 int ftpgetput_main(int argc UNUSED_PARAM, char **argv)
 {
-       unsigned opt;
        const char *port = "ftp";
        /* socket to ftp server */
 
@@ -345,7 +344,7 @@ int ftpgetput_main(int argc UNUSED_PARAM, char **argv)
        applet_long_options = ftpgetput_longopts;
 #endif
        opt_complementary = "-2:vv:cc"; /* must have 2 to 3 params; -v and -c count */
-       opt = getopt32(argv, "cvu:p:P:", &user, &password, &port,
+       getopt32(argv, "cvu:p:P:", &user, &password, &port,
                                        &verbose_flag, &do_continue);
        argv += optind;