From 90dad97fc07f049383903a166631e2c257f9b8c1 Mon Sep 17 00:00:00 2001
From: Kacper <kacper@mail.openlinux.dev>
Date: Tue, 16 Dec 2025 17:02:05 +0100
Subject: Add support for TLS in the libc

---
 lib/libc/devctl/posix_devctl.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

(limited to 'lib/libc/devctl/posix_devctl.c')

diff --git a/lib/libc/devctl/posix_devctl.c b/lib/libc/devctl/posix_devctl.c
index 59497833..01af3111 100644
--- a/lib/libc/devctl/posix_devctl.c
+++ b/lib/libc/devctl/posix_devctl.c
@@ -1,13 +1,13 @@
 #include <devctl.h>
+#include <errno.h>
 #include <sys/cdefs.h>
 #include <syscall.h>
 
 int posix_devctl(int fildes, int dcmd, void *restrict dev_data_ptr, size_t __unused nbyte, int *restrict dev_info_ptr)
 {
-	int r;
+	int r = syscall(ioctl, fildes, dcmd, dev_data_ptr);
 
-	r = syscall(ioctl, fildes, dcmd, dev_data_ptr);
-	if (r < 0)
+	if (__predict_false(r < 0))
 		return errno;
 
 	*dev_info_ptr = r;
-- 
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