From 49015a60cb334ecd0b069f27833a3d50853509fa Mon Sep 17 00:00:00 2001
From: Denys Vlasenko
Date: Tue, 3 Apr 2018 13:02:43 +0200
Subject: hush: fix mishandling of "true | f() { echo QWE; }"

function                                             old     new   delta
run_pipe                                            1820    1826      +6

Signed-off-by: Denys Vlasenko <vda.linux@googlemail.com>
---
 shell/hush.c | 9 +++++++++
 1 file changed, 9 insertions(+)

(limited to 'shell/hush.c')

diff --git a/shell/hush.c b/shell/hush.c
index b64993f..94e429c 100644
--- a/shell/hush.c
+++ b/shell/hush.c
@@ -7705,6 +7705,15 @@ static void pseudo_exec(nommu_save_t *nommu_save,
 		struct command *command,
 		char **argv_expanded)
 {
+#if ENABLE_HUSH_FUNCTIONS
+	if (command->cmd_type == CMD_FUNCDEF) {
+		/* Ignore funcdefs in pipes:
+		 * true | f() { cmd }
+		 */
+		_exit(0);
+	}
+#endif
+
 	if (command->argv) {
 		pseudo_exec_argv(nommu_save, command->argv,
 				command->assignment_cnt, argv_expanded);
-- 
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