ping: use |=, not =, when combine option bit mask

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>

diff --git a/networking/ping.c b/networking/ping.c
index 0ca41b9fab450c931b65f94f33ac1019f5a8d291..c7b6cbe9a75bf73ff2f0c26c9486d33174de92e0 100644 (file)
--- a/networking/ping.c
+++ b/networking/ping.c
@@ -726,7 +726,7 @@ static int common_ping_main(int opt, char **argv)
 
        /* exactly one argument needed; -v and -q don't mix; -c NUM, -w NUM, -W NUM */
        opt_complementary = "=1:q--v:v--q:c+:w+:W+";
-       opt = getopt32(argv, OPT_STRING, &pingcount, &str_s, &deadline, &timeout, &str_I);
+       opt |= getopt32(argv, OPT_STRING, &pingcount, &str_s, &deadline, &timeout, &str_I);
        if (opt & OPT_s)
                datalen = xatou16(str_s); // -s
        if (opt & OPT_I) { // -I