avoid fd leak if opendir is cancelled when calloc has failed

[musl] / src / dirent / opendir.c

diff --git a/src/dirent/opendir.c b/src/dirent/opendir.c
index cefe6ce..928742c 100644 (file)
--- a/src/dirent/opendir.c
+++ b/src/dirent/opendir.c
@@ -7,6 +7,7 @@
 #include <unistd.h>
 #include <limits.h>
 #include "__dirent.h"
+#include "syscall.h"
 
 DIR *opendir(const char *name)
 {
@@ -17,7 +18,7 @@ DIR *opendir(const char *name)
                return 0;
        fcntl(fd, F_SETFD, FD_CLOEXEC);
        if (!(dir = calloc(1, sizeof *dir))) {
-               close(fd);
+               __syscall(SYS_close, fd);
                return 0;
        }
        dir->fd = fd;