X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fprocess%2Fposix_spawn_file_actions_adddup2.c;fp=src%2Fprocess%2Fposix_spawn_file_actions_adddup2.c;h=26f2c5cc87e1402a6c7a3b4cd491278fa9b230db;hb=f48832ee15027763826c8a7ff9eeed3fc06bb499;hp=9209ee7c2e84fa78460db6a9cc7cd541c43ab3bf;hpb=dd45edb5ff6198493edf1315d3e4e6ffc7b96447;p=musl

diff --git a/src/process/posix_spawn_file_actions_adddup2.c b/src/process/posix_spawn_file_actions_adddup2.c
index 9209ee7c..26f2c5cc 100644
--- a/src/process/posix_spawn_file_actions_adddup2.c
+++ b/src/process/posix_spawn_file_actions_adddup2.c
@@ -10,7 +10,8 @@ int posix_spawn_file_actions_adddup2(posix_spawn_file_actions_t *fa, int fd, int
 	op->cmd = FDOP_DUP2;
 	op->fd = fd;
 	op->newfd = newfd;
-	op->next = fa->__actions;
+	if ((op->next = fa->__actions)) op->next->prev = op;
+	op->prev = 0;
 	fa->__actions = op;
 	return 0;
 }