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| author | Yuan-Hsiang Lee | 2013-11-03 00:13:16 +0100 |
|---|---|---|
| committer | Denys Vlasenko | 2013-11-03 00:13:16 +0100 |
| commit | b21bc80c7651bfb5a9e001cc220a598cf89b7cfd (patch) | |
| tree | 1b8554170fa9cb14990706a29899d1fa004e566c | |
| parent | 18b461925c6297f241c2b51f96f5d6d5f5de9e1d (diff) | |
| download | busybox-b21bc80c7651bfb5a9e001cc220a598cf89b7cfd.zip busybox-b21bc80c7651bfb5a9e001cc220a598cf89b7cfd.tar.gz | |
init: fix illegal memory access when max message length is reached
Signed-off-by: Yuan-Hsiang Lee <yhlee@ubnt.com>
Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
| -rw-r--r-- | init/init.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/init/init.c b/init/init.c index cc6a2b5..2dcdfd4 100644 --- a/init/init.c +++ b/init/init.c @@ -222,8 +222,8 @@ static void message(int where, const char *fmt, ...) msg[0] = '\r'; va_start(arguments, fmt); l = 1 + vsnprintf(msg + 1, sizeof(msg) - 2, fmt, arguments); - if (l > sizeof(msg) - 1) - l = sizeof(msg) - 1; + if (l > sizeof(msg) - 2) + l = sizeof(msg) - 2; va_end(arguments); #if ENABLE_FEATURE_INIT_SYSLOG |