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2023-12-08 01573e231f18eb2d99162747186f59511f56b64d

 kernel/drivers/net/wireless/broadcom/brcm80211/brcmfmac/commonring.c
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@@ -1,16 +1,6 @@
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-/* Copyright (c) 2014 Broadcom Corporation
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- *
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- * Permission to use, copy, modify, and/or distribute this software for any
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- * purpose with or without fee is hereby granted, provided that the above
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- * copyright notice and this permission notice appear in all copies.
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- *
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- * THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES
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- * WITH REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF
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- * MERCHANTABILITY AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY
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- * SPECIAL, DIRECT, INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES
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- * WHATSOEVER RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION
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- * OF CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN
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- * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE.
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+// SPDX-License-Identifier: ISC
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+/*
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+ * Copyright (c) 2014 Broadcom Corporation
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  */
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 #include <linux/types.h>
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@@ -190,14 +180,8 @@
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 int brcmf_commonring_write_complete(struct brcmf_commonring *commonring)
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 {
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-	void *address;
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-
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-	address = commonring->buf_addr;
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-	address += (commonring->f_ptr * commonring->item_len);
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-	if (commonring->f_ptr > commonring->w_ptr) {
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-		address = commonring->buf_addr;
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+	if (commonring->f_ptr > commonring->w_ptr)
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 		commonring->f_ptr = 0;
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-	}
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 	commonring->f_ptr = commonring->w_ptr;
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