[Buildroot] [PATCH v2 1/2] fs/common.mk: do not store original names and timestamps when creating GZIP rootfs

[Atharva Lele]

We don't use the GZIP environment variable to store GZIP options
anymore. So explicitly add -n argument to the GZIP call to ensure
reproducibility.

Signed-off-by: Atharva Lele <itsatharva at gmail.com>
Acked-by: Yann E. MORIN <yann.morin.1998 at free.fr>
---
Changes v1 -> v2:
  - Reversed order of patches
---
 fs/common.mk | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/fs/common.mk b/fs/common.mk
index fceb38c5b9..ca46a331d6 100644
--- a/fs/common.mk
+++ b/fs/common.mk
@@ -115,7 +115,7 @@ ROOTFS_$(2)_FINAL_RECURSIVE_DEPENDENCIES = $$(sort \
 
 ifeq ($$(BR2_TARGET_ROOTFS_$(2)_GZIP),y)
 ROOTFS_$(2)_COMPRESS_EXT = .gz
-ROOTFS_$(2)_COMPRESS_CMD = gzip -9 -c
+ROOTFS_$(2)_COMPRESS_CMD = gzip -9 -c -n
 endif
 ifeq ($$(BR2_TARGET_ROOTFS_$(2)_BZIP2),y)
 ROOTFS_$(2)_COMPRESS_EXT = .bz2
-- 
2.22.0