Make get_config_option more robust against trailing whitespace (thanks, LaMont Jones).

1 files changed, 3 insertions, 1 deletions

diff --git a/debian/openssh-server.postinst b/debian/openssh-server.postinst
index daa0f6796..90bad6285 100644
--- a/debian/openssh-server.postinst
+++ b/debian/openssh-server.postinst
@@ -16,7 +16,9 @@ get_config_option() {
         [ -f /etc/ssh/sshd_config ] || return
 
         # TODO: actually only one '=' allowed after option
-        perl -lne 's/\s+/ /g; print if s/^\s*'"$option"'[[:space:]=]+//i' \
+        perl -lne '
+                s/[[:space:]]+/ /g; s/[[:space:]]+$//;
+                print if s/^[[:space:]]*'"$option"'[[:space:]=]+//i' \
            /etc/ssh/sshd_config
 }