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| author |   tobiasu <tobiasu@openbsd.org> | 2015-03-27 10:09:30 +0000 |
|---|---|---|
| committer | tobiasu <tobiasu@openbsd.org> | 2015-03-27 10:09:30 +0000 |
| commit | 5d17599fa46f9cce40010a48b1adf63d5a253a38 (patch) | |
| tree | 7588eabb52dce023fecd63edfef659f80d1ad4e4 | |
| parent | x11/gtk+2,-guic -> x11/gtk+3,-guic (diff) | |
| download | wireguard-openbsd-5d17599fa46f9cce40010a48b1adf63d5a253a38.tar.xz wireguard-openbsd-5d17599fa46f9cce40010a48b1adf63d5a253a38.zip | |
Don't display empty error context.
Context extraction didn't handle this case and showed uninitialized memory.
ok tobias, miod
| -rw-r--r-- | usr.bin/awk/lib.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/usr.bin/awk/lib.c b/usr.bin/awk/lib.c index a62df2dc86d..753fa8bffea 100644 --- a/usr.bin/awk/lib.c +++ b/usr.bin/awk/lib.c @@ -1,4 +1,4 @@ -/* $OpenBSD: lib.c,v 1.20 2011/09/28 19:27:18 millert Exp $ */ +/* $OpenBSD: lib.c,v 1.21 2015/03/27 10:09:30 tobiasu Exp $ */ /**************************************************************** Copyright (C) Lucent Technologies 1997 All Rights Reserved @@ -648,7 +648,8 @@ void eprint(void) /* try to print context around error */ static int been_here = 0; extern char ebuf[], *ep; - if (compile_time == 2 || compile_time == 0 || been_here++ > 0) + if (compile_time == 2 || compile_time == 0 || been_here++ > 0 || + ebuf == ep) return; p = ep - 1; if (p > ebuf && *p == '\n') |