From 13a75c3abcbed217e2edaf8c760e603b3f994a04 Mon Sep 17 00:00:00 2001 From: Wedson Almeida Filho Date: Sat, 30 Sep 2023 02:00:19 -0300 Subject: jffs2: move jffs2_xattr_handlers to .rodata This makes it harder for accidental or malicious changes to jffs2_xattr_handlers at runtime. Cc: David Woodhouse Cc: Richard Weinberger Cc: linux-mtd@lists.infradead.org Signed-off-by: Wedson Almeida Filho Link: https://lore.kernel.org/r/20230930050033.41174-16-wedsonaf@gmail.com Reviewed-by: Zhihao Cheng Signed-off-by: Christian Brauner --- fs/jffs2/xattr.c | 2 +- fs/jffs2/xattr.h | 2 +- 2 files changed, 2 insertions(+), 2 deletions(-) (limited to 'fs/jffs2') diff --git a/fs/jffs2/xattr.c b/fs/jffs2/xattr.c index 3b6bdc9a49e1..00224f3a8d6e 100644 --- a/fs/jffs2/xattr.c +++ b/fs/jffs2/xattr.c @@ -920,7 +920,7 @@ struct jffs2_xattr_datum *jffs2_setup_xattr_datum(struct jffs2_sb_info *c, * do_jffs2_setxattr(inode, xprefix, xname, buffer, size, flags) * is an implementation of setxattr handler on jffs2. * -------------------------------------------------- */ -const struct xattr_handler *jffs2_xattr_handlers[] = { +const struct xattr_handler * const jffs2_xattr_handlers[] = { &jffs2_user_xattr_handler, #ifdef CONFIG_JFFS2_FS_SECURITY &jffs2_security_xattr_handler, diff --git a/fs/jffs2/xattr.h b/fs/jffs2/xattr.h index 1b5030a3349d..7e7de093ec0a 100644 --- a/fs/jffs2/xattr.h +++ b/fs/jffs2/xattr.h @@ -94,7 +94,7 @@ extern int do_jffs2_getxattr(struct inode *inode, int xprefix, const char *xname extern int do_jffs2_setxattr(struct inode *inode, int xprefix, const char *xname, const char *buffer, size_t size, int flags); -extern const struct xattr_handler *jffs2_xattr_handlers[]; +extern const struct xattr_handler * const jffs2_xattr_handlers[]; extern const struct xattr_handler jffs2_user_xattr_handler; extern const struct xattr_handler jffs2_trusted_xattr_handler; -- cgit v1.2.3-70-g09d2