From c6b3d949295e687c54a6d87f60f49f7ccc4bdcdf Mon Sep 17 00:00:00 2001 From: David Bauer Date: Fri, 26 Feb 2021 15:38:15 +0100 Subject: [PATCH] mtd-rw: fix build failure with kernel 5.10 When building mtd-rw for a target based on Kernel 5.10 which has CONFIG_MTD disabled the build fails with ERROR: "put_mtd_device" [../mtd-rw.ko] undefined! ERROR: "get_mtd_device" [../mtd-rw.ko] undefined! Omit building the package for such a target. Signed-off-by: David Bauer --- kernel/mtd-rw/Makefile | 3 ++- kernel/mtd-rw/patches/0001-mtd-disabled.patch | 24 +++++++++++++++++++ 2 files changed, 26 insertions(+), 1 deletion(-) create mode 100644 kernel/mtd-rw/patches/0001-mtd-disabled.patch diff --git a/kernel/mtd-rw/Makefile b/kernel/mtd-rw/Makefile index bcf60926f..5cf1e5f42 100644 --- a/kernel/mtd-rw/Makefile +++ b/kernel/mtd-rw/Makefile @@ -10,7 +10,7 @@ include $(INCLUDE_DIR)/kernel.mk PKG_NAME:=mtd-rw PKG_VERSION:=git-20160214 -PKG_RELEASE:=1 +PKG_RELEASE:=2 PKG_SOURCE:=$(PKG_NAME)-$(PKG_VERSION).tar.gz PKG_MIRROR_HASH:=c44db17c3e05079116a1704f277642c9ce6f5ca4fa380c60f7e6d44509dc16be @@ -29,6 +29,7 @@ define KernelPackage/mtd-rw SUBMENU:=Other modules TITLE:=Write-enabler for MTD partitions FILES:=$(PKG_BUILD_DIR)/mtd-rw.ko + DEPENDS:=@!(TARGET_x86||TARGET_bcm27xx||TARGET_octeontx) endef define KernelPackage/mtd-rw/description diff --git a/kernel/mtd-rw/patches/0001-mtd-disabled.patch b/kernel/mtd-rw/patches/0001-mtd-disabled.patch new file mode 100644 index 000000000..b21d9562f --- /dev/null +++ b/kernel/mtd-rw/patches/0001-mtd-disabled.patch @@ -0,0 +1,24 @@ +--- a/mtd-rw.c ++++ b/mtd-rw.c +@@ -54,7 +54,11 @@ MODULE_PARM_DESC(i_want_a_brick, "Make a + + static int set_writeable(unsigned n, bool w) + { ++#ifndef CONFIG_MTD ++ struct mtd_info *mtd = -ENOSYS; ++#else + struct mtd_info *mtd = get_mtd_device(NULL, n); ++#endif + int err; + + if (IS_ERR(mtd)) { +@@ -76,7 +80,9 @@ static int set_writeable(unsigned n, boo + err = 0; + } + ++#ifdef CONFIG_MTD + put_mtd_device(mtd); ++#endif + return err; + } +