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-rw-r--r--sink.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/sink.c b/sink.c
index 68a1739b..59c4fab7 100644
--- a/sink.c
+++ b/sink.c
@@ -1540,7 +1540,7 @@ va_dcl
#else
va_start(ap);
#endif
- vsnprintf(buf, sizeof(buf), fmt, ap);
+ vsnprintf(buf, sizeof(buf) - 2, fmt, ap);
va_end(ap);
snprintf(buf+strlen(buf), sizeof(buf)-strlen(buf), "\r\n");