Bug fix from Vladimir Oleynic via Paul Fox for:

echo "+bond0" > /sys/class/net/bonding_masters
while true; do
  echo hello
done  

1 files changed, 1 insertions, 0 deletions

diff --git a/shell/ash.c b/shell/ash.c
index cc46881c9..ba99381a2 100644
--- a/shell/ash.c
+++ b/shell/ash.c
@@ -3469,6 +3469,7 @@ evalbltin(const struct builtincmd *cmd, int argc, char **argv) {
 	flushall();
 cmddone:
 	exitstatus |= ferror(stdout);
+	clearerr(stdout);
 	commandname = savecmdname;
 	exsig = 0;
 	handler = savehandler;