refactor setxid return path to use __syscall_ret

[musl] / src / unistd / getcwd.c

diff --git a/src/unistd/getcwd.c b/src/unistd/getcwd.c
index 103fbbb..f407ffe 100644 (file)
--- a/src/unistd/getcwd.c
+++ b/src/unistd/getcwd.c
@@ -6,10 +6,10 @@
 
 char *getcwd(char *buf, size_t size)
 {
-       char tmp[PATH_MAX];
+       char tmp[buf ? 1 : PATH_MAX];
        if (!buf) {
                buf = tmp;
-               size = PATH_MAX;
+               size = sizeof tmp;
        } else if (!size) {
                errno = EINVAL;
                return 0;