fstatat{64}: No conversion code is needed for new architectures

Signed-off-by: Markos Chandras <markos.chandras@imgtec.com>

Signed-off-by: Bernhard Reutner-Fischer <rep.dot.nop@gmail.com>

libc/sysdeps/linux/common/fstatat.c

@@ -19,12 +19,23 @@
 int fstatat(int fd, const char *file, struct stat *buf, int flag)
 {
 	int ret;
+# ifdef __ARCH_HAS_DEPRECATED_SYSCALLS__
 	struct kernel_stat64 kbuf;
-
 	ret = INLINE_SYSCALL(fstatat64, 4, fd, file, &kbuf, flag);
 	if (ret == 0)
 		__xstat32_conv(&kbuf, buf);
-
+# else
+	ret = INLINE_SYSCALL(fstatat64, 4, fd, file, buf, flag);
+	if (ret == 0) {
+		/* Did we overflow */
+		if (buf->__pad1 || buf->__pad2 || buf->__pad3
+		    || buf->__pad4 || buf->__pad5 || buf->__pad6
+		    || buf->__pad7) {
+			__set_errno(EOVERFLOW);
+			return -1;
+		}
+	}
+# endif /* __ARCH_HAS_DEPRECATED_SYSCALLS__ */
 	return ret;
 }
 #else

libc/sysdeps/linux/common/fstatat64.c

@@ -20,6 +20,7 @@
 # include "xstatconv.h"
 int fstatat64(int fd, const char *file, struct stat64 *buf, int flag)
 {
+# ifdef __ARCH_HAS_DEPRECATED_SYSCALLS__
 	int ret;
 	struct kernel_stat64 kbuf;
 
@@ -28,6 +29,9 @@ int fstatat64(int fd, const char *file, struct stat64 *buf, int flag)
 		__xstat64_conv(&kbuf, buf);
 
 	return ret;
+# else
+	return INLINE_SYSCALL(fstatat64, 4, fd, file, buf, flag);
+# endif
 }
 #else
 /* should add emulation with fstat64() and /proc/self/fd/ ... */