From 6eaeb7737d95661ca31b162977ac443ffeb7b0b3 Mon Sep 17 00:00:00 2001 From: Denys Vlasenko Date: Fri, 12 Mar 2010 22:16:25 +0100 Subject: [PATCH] tailk: fix error detected by testsuite Signed-off-by: Denys Vlasenko --- coreutils/tail.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) diff --git a/coreutils/tail.c b/coreutils/tail.c index 83768d420..8fc22f562 100644 --- a/coreutils/tail.c +++ b/coreutils/tail.c @@ -241,7 +241,8 @@ int tail_main(int argc, char **argv) } while (nwrite); } } - xwrite(STDOUT_FILENO, buf + nread - nwrite, nwrite); + if (nwrite > 0) + xwrite(STDOUT_FILENO, buf + nread - nwrite, nwrite); } else if (count) { if (COUNT_BYTES) { taillen += nread; -- 2.25.1