From 72878e3244ebaf9a24d8196079194c2432010be0 Mon Sep 17 00:00:00 2001 From: Hauke Mehrtens Date: Thu, 21 May 2020 21:49:21 +0200 Subject: [PATCH] mac80211: Fix build on mpc85xx target This fixes the following compile error seen on the mpc85xx target: CC [M] /linux-mpc85xx_p2020/backports-5.7-rc3-1/drivers/net/wireless/intersil/orinoco/main.o In file included from /builder/shared-workdir/build/staging_dir/toolchain-powerpc_8540_gcc-8.4.0_musl/include/stddef.h:17, from /linux-mpc85xx_p2020/backports-5.7-rc3-1/include/uapi/linux/wireless.h:77, from /linux-mpc85xx_p2020/backports-5.7-rc3-1/include/linux/wireless.h:13, from /linux-mpc85xx_p2020/backports-5.7-rc3-1/drivers/net/wireless/intersil/orinoco/main.c:89: /builder/shared-workdir/build/staging_dir/toolchain-powerpc_8540_gcc-8.4.0_musl/include/bits/alltypes.h:106:15: error: conflicting types for 'ptrdiff_t' typedef _Addr ptrdiff_t; ^~~~~~~~~ In file included from /linux-mpc85xx_p2020/backports-5.7-rc3-1/backport-include/linux/types.h:4, from ./include/linux/list.h:5, from /linux-mpc85xx_p2020/backports-5.7-rc3-1/backport-include/linux/list.h:3, from ./include/linux/module.h:9, from /linux-mpc85xx_p2020/backports-5.7-rc3-1/backport-include/linux/module.h:3, from /linux-mpc85xx_p2020/backports-5.7-rc3-1/drivers/net/wireless/intersil/orinoco/main.c:79: ./include/linux/types.h:65:28: note: previous declaration of 'ptrdiff_t' was here typedef __kernel_ptrdiff_t ptrdiff_t; ^~~~~~~~~ scripts/Makefile.build:265: recipe for target '/linux-mpc85xx_p2020/backports-5.7-rc3-1/drivers/net/wireless/intersil/orinoco/main.o' failed Fixes: d6b158b86981 ("mac80211: Update to 4.19.137-1") Signed-off-by: Hauke Mehrtens (cherry picked from commit 04b1a11f5ca72a741493addca1b1ae093f37934f) --- package/kernel/mac80211/Makefile | 2 +- ...e-linux-stddef.h-instead-of-stddef.h.patch | 33 +++++++++++++++++++ 2 files changed, 34 insertions(+), 1 deletion(-) create mode 100644 package/kernel/mac80211/patches/subsys/090-wireless-Use-linux-stddef.h-instead-of-stddef.h.patch diff --git a/package/kernel/mac80211/Makefile b/package/kernel/mac80211/Makefile index af059cc680..8faf5b65b5 100644 --- a/package/kernel/mac80211/Makefile +++ b/package/kernel/mac80211/Makefile @@ -11,7 +11,7 @@ include $(INCLUDE_DIR)/kernel.mk PKG_NAME:=mac80211 PKG_VERSION:=4.19.137-1 -PKG_RELEASE:=1 +PKG_RELEASE:=2 PKG_SOURCE_URL:=@KERNEL/linux/kernel/projects/backports/stable/v4.19.137/ PKG_HASH:=dc5eea4f77fc5c43b69e38f46fbf766880fa4bdeef83dcc8dcc85aa6b645bb7c diff --git a/package/kernel/mac80211/patches/subsys/090-wireless-Use-linux-stddef.h-instead-of-stddef.h.patch b/package/kernel/mac80211/patches/subsys/090-wireless-Use-linux-stddef.h-instead-of-stddef.h.patch new file mode 100644 index 0000000000..1661d2726b --- /dev/null +++ b/package/kernel/mac80211/patches/subsys/090-wireless-Use-linux-stddef.h-instead-of-stddef.h.patch @@ -0,0 +1,33 @@ +From 1b9ae0c92925ac40489be526d67d0010d0724ce0 Mon Sep 17 00:00:00 2001 +From: Hauke Mehrtens +Date: Thu, 21 May 2020 22:14:22 +0200 +Subject: [PATCH] wireless: Use linux/stddef.h instead of stddef.h + +When compiling inside the kernel include linux/stddef.h instead of +stddef.h. When I compile this header file in backports for power PC I +run into a conflict with ptrdiff_t. I was unable to reproduce this in +mainline kernel. I still would like to fix this problem in the kernel. + +Fixes: 6989310f5d43 ("wireless: Use offsetof instead of custom macro.") +Signed-off-by: Hauke Mehrtens +Link: https://lore.kernel.org/r/20200521201422.16493-1-hauke@hauke-m.de +Signed-off-by: Johannes Berg +--- + include/uapi/linux/wireless.h | 6 +++++- + 1 file changed, 5 insertions(+), 1 deletion(-) + +--- a/include/uapi/linux/wireless.h ++++ b/include/uapi/linux/wireless.h +@@ -74,7 +74,11 @@ + #include /* for "struct sockaddr" et al */ + #include /* for IFNAMSIZ and co... */ + +-#include /* for offsetof */ ++#ifdef __KERNEL__ ++# include /* for offsetof */ ++#else ++# include /* for offsetof */ ++#endif + + /***************************** VERSION *****************************/ + /* -- 2.30.2