libc: fix handling of __set_errno(SUCCESS)

2026-05-30 10:05:28 +01:00
parent 0f0cc44f7c
commit df1662aa10
1 changed files with 2 additions and 2 deletions
@@ -11,7 +11,7 @@ int __attribute__((weak)) * __errno_location(void)
 #if defined(BUILD_STATIC)
 int __set_errno(int err)
 {
-	return -err;
+	return err == 0 ? 0 : -err;
 }
 #endif

@@ -20,7 +20,7 @@ int __set_errno(int err)
 {
 	/* TODO */
 	*__errno_location() = err;
-	return -1;
+	return err == 0 ? 0 : -1;
 }
 #endif