X-Git-Url: http://nsz.repo.hu/git/?a=blobdiff_plain;f=src%2Fprocess%2Fposix_spawn_file_actions_addclose.c;h=0c2ef8fa37985aefbb8f0fe9756c895401950374;hb=122002f0ddf267977282f05066a0794e31661501;hp=cdda5979916dd1437cc1e0249617847291fcd3e9;hpb=f48832ee15027763826c8a7ff9eeed3fc06bb499;p=musl

diff --git a/src/process/posix_spawn_file_actions_addclose.c b/src/process/posix_spawn_file_actions_addclose.c
index cdda5979..0c2ef8fa 100644
--- a/src/process/posix_spawn_file_actions_addclose.c
+++ b/src/process/posix_spawn_file_actions_addclose.c
@@ -5,6 +5,7 @@
 
 int posix_spawn_file_actions_addclose(posix_spawn_file_actions_t *fa, int fd)
 {
+	if (fd < 0) return EBADF;
 	struct fdop *op = malloc(sizeof *op);
 	if (!op) return ENOMEM;
 	op->cmd = FDOP_CLOSE;