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add fast path for normal mutexes back to pthread_mutex_lock
[oweals/musl.git]
/
src
/
process
/
posix_spawn_file_actions_addclose.c
diff --git
a/src/process/posix_spawn_file_actions_addclose.c
b/src/process/posix_spawn_file_actions_addclose.c
index 44c6314fcb69090da8b4dbec1336318dd692ff39..cdda5979916dd1437cc1e0249617847291fcd3e9 100644
(file)
--- a/
src/process/posix_spawn_file_actions_addclose.c
+++ b/
src/process/posix_spawn_file_actions_addclose.c
@@
-9,7
+9,8
@@
int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *fa, int fd)
if (!op) return ENOMEM;
op->cmd = FDOP_CLOSE;
op->fd = fd;
- op->next = fa->__actions;
+ if ((op->next = fa->__actions)) op->next->prev = op;
+ op->prev = 0;
fa->__actions = op;
return 0;
}