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telnet: "-a" + "-l USER" should respect USER

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Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
This commit is contained in:
Denys Vlasenko
2017-08-17 13:37:51 +02:00
parent 048491fbdc
commit fb8348b364
1 changed files with 4 additions and 2 deletions
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6
networking/telnet.c
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@@ -44,7 +44,7 @@
//config: Setting this option will forward the USER environment variable to the
//config: remote host you are connecting to. This is useful when you need to
//config: log into a machine without telling the username (autologin). This
//config: option enables '-a' and '-l USER' arguments.
//config: option enables '-a' and '-l USER' options.
//config:
//config:config FEATURE_TELNET_WIDTH
//config: bool "Enable window size autodetection"
@@ -643,8 +643,10 @@ int telnet_main(int argc UNUSED_PARAM, char **argv)
}
#if ENABLE_FEATURE_TELNET_AUTOLOGIN
if (1 & getopt32(argv, "al:", &G.autologin))
if (1 == getopt32(argv, "al:", &G.autologin)) {
/* Only -a without -l USER picks $USER from envvar */
G.autologin = getenv("USER");
}
argv += optind;
#else
argv++;