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authorRasmus Villemoes <linux@rasmusvillemoes.dk>2019-03-07 16:27:07 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2019-03-07 18:31:59 -0800
commitf1fffbd44722cec9b8dd54d5cc86bd081ce39217 (patch)
tree290d72548bba7ed3dd5555460b1dfa8380e49497 /include
parentlib/vsprintf.c: move sizeof(struct printf_spec) next to its definition (diff)
downloadlinux-dev-f1fffbd44722cec9b8dd54d5cc86bd081ce39217.tar.xz
linux-dev-f1fffbd44722cec9b8dd54d5cc86bd081ce39217.zip
linux/fs.h: move member alignment check next to definition of struct filename
Instead of doing this compile-time check in some slightly arbitrary user of struct filename, put it next to the definition. Link: http://lkml.kernel.org/r/20190208203015.29702-3-linux@rasmusvillemoes.dk Signed-off-by: Rasmus Villemoes <linux@rasmusvillemoes.dk> Cc: Alexander Viro <viro@zeniv.linux.org.uk> Cc: Kees Cook <keescook@chromium.org> Cc: Luc Van Oostenryck <luc.vanoostenryck@gmail.com> Cc: Masahiro Yamada <yamada.masahiro@socionext.com> Cc: Nick Desaulniers <ndesaulniers@google.com> Cc: Alexey Dobriyan <adobriyan@gmail.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'include')
-rw-r--r--include/linux/fs.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/fs.h b/include/linux/fs.h
index 08f26046233e..1a775aa3e349 100644
--- a/include/linux/fs.h
+++ b/include/linux/fs.h
@@ -37,6 +37,8 @@
#include <linux/uuid.h>
#include <linux/errseq.h>
#include <linux/ioprio.h>
+#include <linux/build_bug.h>
+#include <linux/stddef.h>
#include <asm/byteorder.h>
#include <uapi/linux/fs.h>
@@ -2493,6 +2495,7 @@ struct filename {
struct audit_names *aname;
const char iname[];
};
+static_assert(offsetof(struct filename, iname) % sizeof(long) == 0);
extern long vfs_truncate(const struct path *, loff_t);
extern int do_truncate(struct dentry *, loff_t start, unsigned int time_attrs,