disable FB

hc

2024-01-04 1543e317f1da31b75942316931e8f491a8920811

 kernel/drivers/net/ethernet/intel/fm10k/fm10k_mbx.c
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@@ -1,5 +1,5 @@
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 // SPDX-License-Identifier: GPL-2.0
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-/* Copyright(c) 2013 - 2018 Intel Corporation. */
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+/* Copyright(c) 2013 - 2019 Intel Corporation. */
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 #include "fm10k_common.h"
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@@ -297,13 +297,14 @@
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 {
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 	struct fm10k_mbx_fifo *fifo = &mbx->rx;
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 	u16 total_len = 0, msg_len;
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-	u32 *msg;
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 	/* length should include previous amounts pushed */
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 	len += mbx->pushed;
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 	/* offset in message is based off of current message size */
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 	do {
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+		u32 *msg;
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+
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 		msg = fifo->buffer + fm10k_fifo_tail_offset(fifo, total_len);
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 		msg_len = FM10K_TLV_DWORD_LEN(*msg);
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 		total_len += msg_len;
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@@ -966,7 +967,7 @@
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 		if (tail != mbx->head)
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 			return FM10K_MBX_ERR_TAIL;
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-		/* fall through */
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+		fallthrough;
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 	case FM10K_MSG_DATA:
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 		/* validate that head is moving correctly */
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 		if (!head || (head == FM10K_MSG_HDR_MASK(HEAD)))
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@@ -986,7 +987,7 @@
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 		if ((size < FM10K_VFMBX_MSG_MTU) || (size & (size + 1)))
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 			return FM10K_MBX_ERR_SIZE;
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-		/* fall through */
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+		fallthrough;
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 	case FM10K_MSG_ERROR:
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 		if (!head || (head == FM10K_MSG_HDR_MASK(HEAD)))
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 			return FM10K_MBX_ERR_HEAD;
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@@ -1569,7 +1570,7 @@
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 			mbx->mbmem_reg = FM10K_MBMEM_VF(id, 0);
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 			break;
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 		}
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-		/* fall through */
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+		fallthrough;
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 	default:
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 		return FM10K_MBX_ERR_NO_MBX;
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 	}
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@@ -1920,7 +1921,6 @@
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 	/* reduce length by 1 to convert to a mask */
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 	u16 mbmem_len = mbx->mbmem_len - 1;
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 	u16 tail_len, len = 0;
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-	u32 *msg;
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 	/* push head behind tail */
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 	if (mbx->tail < head)
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@@ -1930,6 +1930,8 @@
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 	/* determine msg aligned offset for end of buffer */
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 	do {
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+		u32 *msg;
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+
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 		msg = fifo->buffer + fm10k_fifo_head_offset(fifo, len);
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 		tail_len = len;
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 		len += FM10K_TLV_DWORD_LEN(*msg);
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@@ -2132,7 +2134,8 @@
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  *  DWORDs, not bytes.  Any invalid values will cause the mailbox to return
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  *  error.
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  **/
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-s32 fm10k_sm_mbx_init(struct fm10k_hw *hw, struct fm10k_mbx_info *mbx,
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+s32 fm10k_sm_mbx_init(struct fm10k_hw __always_unused *hw,
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+		      struct fm10k_mbx_info *mbx,
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 		      const struct fm10k_msg_data *msg_data)
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 {
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 	mbx->mbx_reg = FM10K_GMBX;