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authorKefeng Wang <wangkefeng.wang@huawei.com>2021-01-15 08:46:03 +0300
committerPalmer Dabbelt <palmerdabbelt@google.com>2021-02-19 10:17:55 +0300
commitfade5cad9339a627c5ad029e3577582b6292df03 (patch)
tree5f6fb420e82a663780357388ba12c070c02a0995 /include/linux
parentf105aa940e78a87b6b6c82d7c230db86386ff013 (diff)
downloadlinux-fade5cad9339a627c5ad029e3577582b6292df03.tar.xz
initrd: Add the preprocessor guard in initrd.h
Add the preprocessor guard in initrd.h to prevent possible build error from the multiple inclusion of same header file multiple time. Signed-off-by: Kefeng Wang <wangkefeng.wang@huawei.com> Signed-off-by: Palmer Dabbelt <palmerdabbelt@google.com>
Diffstat (limited to 'include/linux')
-rw-r--r--include/linux/initrd.h5
1 files changed, 5 insertions, 0 deletions
diff --git a/include/linux/initrd.h b/include/linux/initrd.h
index 8db6f8c8030b..fc30ac30e10e 100644
--- a/include/linux/initrd.h
+++ b/include/linux/initrd.h
@@ -1,5 +1,8 @@
/* SPDX-License-Identifier: GPL-2.0 */
+#ifndef __LINUX_INITRD_H
+#define __LINUX_INITRD_H
+
#define INITRD_MINOR 250 /* shouldn't collide with /dev/ram* too soon ... */
/* starting block # of image */
@@ -24,3 +27,5 @@ extern char __initramfs_start[];
extern unsigned long __initramfs_size;
void console_on_rootfs(void);
+
+#endif /* __LINUX_INITRD_H */