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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 <dwmw2@infradead.org> Cc: Richard Weinberger <richard@nod.at> Cc: linux-mtd@lists.infradead.org Signed-off-by: Wedson Almeida Filho <walmeida@microsoft.com> Link: https://lore.kernel.org/r/20230930050033.41174-16-wedsonaf@gmail.com Reviewed-by: Zhihao Cheng <chengzhihao1@huawei.com> Signed-off-by: Christian Brauner <brauner@kernel.org>
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2 changed files with 2 additions and 2 deletions
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@ -920,7 +920,7 @@ struct jffs2_xattr_datum *jffs2_setup_xattr_datum(struct jffs2_sb_info *c,
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* do_jffs2_setxattr(inode, xprefix, xname, buffer, size, flags)
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* do_jffs2_setxattr(inode, xprefix, xname, buffer, size, flags)
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* is an implementation of setxattr handler on jffs2.
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* is an implementation of setxattr handler on jffs2.
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* -------------------------------------------------- */
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* -------------------------------------------------- */
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const struct xattr_handler *jffs2_xattr_handlers[] = {
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const struct xattr_handler * const jffs2_xattr_handlers[] = {
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&jffs2_user_xattr_handler,
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&jffs2_user_xattr_handler,
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#ifdef CONFIG_JFFS2_FS_SECURITY
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#ifdef CONFIG_JFFS2_FS_SECURITY
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&jffs2_security_xattr_handler,
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&jffs2_security_xattr_handler,
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@ -94,7 +94,7 @@ extern int do_jffs2_getxattr(struct inode *inode, int xprefix, const char *xname
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extern int do_jffs2_setxattr(struct inode *inode, int xprefix, const char *xname,
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extern int do_jffs2_setxattr(struct inode *inode, int xprefix, const char *xname,
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const char *buffer, size_t size, int flags);
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const char *buffer, size_t size, int flags);
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extern const struct xattr_handler *jffs2_xattr_handlers[];
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extern const struct xattr_handler * const jffs2_xattr_handlers[];
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extern const struct xattr_handler jffs2_user_xattr_handler;
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extern const struct xattr_handler jffs2_user_xattr_handler;
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extern const struct xattr_handler jffs2_trusted_xattr_handler;
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extern const struct xattr_handler jffs2_trusted_xattr_handler;
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