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fuse: move fuse_xattr_handlers to .rodata

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This makes it harder for accidental or malicious changes to
fuse_xattr_handlers at runtime.

Cc: Miklos Szeredi <miklos@szeredi.hu>
Cc: linux-fsdevel@vger.kernel.org
Signed-off-by: Wedson Almeida Filho <walmeida@microsoft.com>
Link: https://lore.kernel.org/r/20230930050033.41174-12-wedsonaf@gmail.com
Signed-off-by: Christian Brauner <brauner@kernel.org>
This commit is contained in:
Wedson Almeida Filho 2023-09-30 02:00:15 -03:00 • committed by Christian Brauner
parent a1c0752c33
commit 34271edb18
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GPG key ID: 91C61BC06578DCA2
2 changed files with 2 additions and 2 deletions
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2
fs/fuse/fuse_i.h
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@ -1284,7 +1284,7 @@ ssize_t fuse_getxattr(struct inode *inode, const char *name, void *value,
size_t size); size_t size);
ssize_t fuse_listxattr(struct dentry *entry, char *list, size_t size); ssize_t fuse_listxattr(struct dentry *entry, char *list, size_t size);
int fuse_removexattr(struct inode *inode, const char *name); int fuse_removexattr(struct inode *inode, const char *name);
extern const struct xattr_handler *fuse_xattr_handlers[]; extern const struct xattr_handler * const fuse_xattr_handlers[];
struct posix_acl; struct posix_acl;
struct posix_acl *fuse_get_inode_acl(struct inode *inode, int type, bool rcu); struct posix_acl *fuse_get_inode_acl(struct inode *inode, int type, bool rcu);

2
fs/fuse/xattr.c
View file

@ -209,7 +209,7 @@ static const struct xattr_handler fuse_xattr_handler = {
.set = fuse_xattr_set, .set = fuse_xattr_set,
}; };
const struct xattr_handler *fuse_xattr_handlers[] = { const struct xattr_handler * const fuse_xattr_handlers[] = {
&fuse_xattr_handler, &fuse_xattr_handler,
NULL NULL
}; };