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-rw-r--r--package/ppp/patches/208-fix_status_code.patch12
1 files changed, 12 insertions, 0 deletions
diff --git a/package/ppp/patches/208-fix_status_code.patch b/package/ppp/patches/208-fix_status_code.patch
index c512354a26..25e2a10b85 100644
--- a/package/ppp/patches/208-fix_status_code.patch
+++ b/package/ppp/patches/208-fix_status_code.patch
@@ -1,3 +1,15 @@
+pppd: Do not clobber exit codes on hangup
+
+When a modem hangup occurs, pppd unconditionally sets the exit status code
+to EXIT_HANGUP. This patch only sets EXIT_HANGUP if the exit status code is
+not already set to an error value.
+
+The motiviation of this patch is to allow applications which remote control
+pppd to react properly on errors, e.g. only redial (relaunch pppd) if there
+was a hangup, but not if the CHAP authentication failed.
+
+Signed-off-by: Jo-Philipp Wich <jow@openwrt.org>
+
--- a/pppd/main.c
+++ b/pppd/main.c
@@ -1048,7 +1048,8 @@ get_input()