change wifi driver to cypress

hc

2024-01-05 071106ecf68c401173c58808b1cf5f68cc50d390

 kernel/fs/overlayfs/file.c
..
..
@@ -21,7 +21,6 @@
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 	struct kiocb iocb;
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 	refcount_t ref;
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 	struct kiocb *orig_iocb;
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-	struct fd fd;
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 };
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 static struct kmem_cache *ovl_aio_request_cachep;
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@@ -247,7 +246,7 @@
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 static inline void ovl_aio_put(struct ovl_aio_req *aio_req)
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 {
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 	if (refcount_dec_and_test(&aio_req->ref)) {
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-		fdput(aio_req->fd);
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+		fput(aio_req->iocb.ki_filp);
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 		kmem_cache_free(ovl_aio_request_cachep, aio_req);
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 	}
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 }
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@@ -314,10 +313,9 @@
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 		if (!aio_req)
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 			goto out;
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-		aio_req->fd = real;
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 		real.flags = 0;
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 		aio_req->orig_iocb = iocb;
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-		kiocb_clone(&aio_req->iocb, iocb, real.file);
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+		kiocb_clone(&aio_req->iocb, iocb, get_file(real.file));
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 		aio_req->iocb.ki_complete = ovl_aio_rw_complete;
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 		refcount_set(&aio_req->ref, 2);
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 		ret = vfs_iocb_iter_read(real.file, &aio_req->iocb, iter);
..
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@@ -387,10 +385,9 @@
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 		/* Pacify lockdep, same trick as done in aio_write() */
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 		__sb_writers_release(file_inode(real.file)->i_sb,
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 				     SB_FREEZE_WRITE);
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-		aio_req->fd = real;
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 		real.flags = 0;
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 		aio_req->orig_iocb = iocb;
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-		kiocb_clone(&aio_req->iocb, iocb, real.file);
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+		kiocb_clone(&aio_req->iocb, iocb, get_file(real.file));
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 		aio_req->iocb.ki_flags = ifl;
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 		aio_req->iocb.ki_complete = ovl_aio_rw_complete;
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 		refcount_set(&aio_req->ref, 2);
..
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@@ -519,9 +516,16 @@
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 	const struct cred *old_cred;
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 	int ret;
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+	inode_lock(inode);
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+	/* Update mode */
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+	ovl_copyattr(ovl_inode_real(inode), inode);
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+	ret = file_remove_privs(file);
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+	if (ret)
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+		goto out_unlock;
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+
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 	ret = ovl_real_fdget(file, &real);
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 	if (ret)
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-		return ret;
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+		goto out_unlock;
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 	old_cred = ovl_override_creds(file_inode(file)->i_sb);
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 	ret = vfs_fallocate(real.file, mode, offset, len);
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@@ -531,6 +535,9 @@
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 	ovl_copyattr(ovl_inode_real(inode), inode);
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 	fdput(real);
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+
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+out_unlock:
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+	inode_unlock(inode);
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541
 
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 	return ret;
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 }
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@@ -675,14 +682,23 @@
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 	const struct cred *old_cred;
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 	loff_t ret;
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684
 
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+	inode_lock(inode_out);
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+	if (op != OVL_DEDUPE) {
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+		/* Update mode */
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+		ovl_copyattr(ovl_inode_real(inode_out), inode_out);
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+		ret = file_remove_privs(file_out);
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+		if (ret)
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+			goto out_unlock;
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+	}
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+
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 	ret = ovl_real_fdget(file_out, &real_out);
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 	if (ret)
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-		return ret;
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+		goto out_unlock;
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 	ret = ovl_real_fdget(file_in, &real_in);
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 	if (ret) {
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 		fdput(real_out);
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-		return ret;
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+		goto out_unlock;
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 	}
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 	old_cred = ovl_override_creds(file_inode(file_out)->i_sb);
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@@ -711,6 +727,9 @@
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 	fdput(real_in);
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 	fdput(real_out);
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+out_unlock:
731
+	inode_unlock(inode_out);
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+
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 	return ret;
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 }
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