1 files changed, 3 insertions, 3 deletions

diff --git a/regress/test-exec.sh b/regress/test-exec.sh
index cf7665973..e67dd7b5d 100644
--- a/regress/test-exec.sh
+++ b/regress/test-exec.sh
@@ -104,14 +104,14 @@ if [ "x$TEST_SSH_PLINK" != "x" ]; then
         # Find real binary, if it exists
         case "${TEST_SSH_PLINK}" in
         /*) PLINK="${TEST_SSH_PLINK}" ;;
-        *) PLINK=`which ${TEST_SSH_PLINK}` ;;
+        *) PLINK=`which ${TEST_SSH_PLINK} 2>/dev/null` ;;
         esac
 fi
 if [ "x$TEST_SSH_PUTTYGEN" != "x" ]; then
         # Find real binary, if it exists
         case "${TEST_SSH_PUTTYGEN}" in
         /*) PUTTYGEN="${TEST_SSH_PUTTYGEN}" ;;
-        *) PUTTYGEN=`which ${TEST_SSH_PUTTYGEN}` ;;
+        *) PUTTYGEN=`which ${TEST_SSH_PUTTYGEN} 2>/dev/null` ;;
         esac
 fi
 
@@ -289,7 +289,7 @@ chmod 644 $OBJ/authorized_keys_$USER
 
 # If PuTTY is present, prepare keys and configuration
 REGRESS_INTEROP_PUTTY=no
-if test -x $PUTTYGEN -a -x $PLINK ; then
+if test -x "$PUTTYGEN" -a -x "$PLINK" ; then
         mkdir -p ${OBJ}/.putty
 
         # Add a PuTTY key to authorized_keys