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nvethernet: fix top-25 issues

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Fixed below issues

-FORWARD_NULL
-CERT STR07-C
-CERT INT32-C
-CERT INT30-C
-CERT INT08-C
-CERT EXP39-C
-CERT EXP34-C

JIRA NET-2044

Change-Id: I839bd5aedff30c7e9679f513a2cf7a1fbe3b2b8a
Signed-off-by: Sanath Kumar Gampa <sgampa@nvidia.com>
Reviewed-on: https://git-master.nvidia.com/r/c/linux-nv-oot/+/3258684
Reviewed-by: Ashutosh Jha <ajha@nvidia.com>
Reviewed-by: Mohan Thadikamalla <mohant@nvidia.com>
GVS: buildbot_gerritrpt <buildbot_gerritrpt@nvidia.com>
This commit is contained in:
Sanath Kumar Gampa
2024-11-28 05:20:12 +00:00
committed by Jon Hunter
parent b2a59883b3
commit 247613d6ce
8 changed files with 256 additions and 76 deletions
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31
drivers/net/ethernet/nvidia/nvethernet/sysfs.c
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@@ -1,5 +1,5 @@
// SPDX-License-Identifier: GPL-2.0-only
// SPDX-FileCopyrightText: Copyright (c) 2019-2024 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
// SPDX-FileCopyrightText: Copyright (c) 2019-2025 NVIDIA CORPORATION & AFFILIATES. All rights reserved.
#include "ether_linux.h"
#ifdef MACSEC_SUPPORT
@@ -111,6 +111,12 @@ static inline int extract_mtu(const char* str)
// Iterate through the string to find the first digit
while (*str) {
if (((*str) >= '0') && ((*str) <= '9')) {
// Adding boundary check
if ((num > (INT_MAX / 10)) ||
((num == (INT_MAX / 10)) && ((*str - '0') > (INT_MAX % 10)))) {
num = 0;
break;
}
// Convert the digit characters to an integer
num = num * 10 + (*str - '0');
}
@@ -2974,19 +2980,26 @@ static ssize_t ether_mac_frp_show(struct device *dev,
struct osi_core_priv_data *osi_core = pdata->osi_core;
struct osi_core_frp_entry *entry = NULL;
struct osi_core_frp_data *data = NULL;
int i = 0, j = 0;
int i = 0, j = 0, written = 0;
/* Write FRP table entries */
for (i = 0, j = 0; ((i < osi_core->frp_cnt) && (j < PAGE_SIZE)); i++) {
entry = &osi_core->frp_table[i];
data = &entry->data;
j += scnprintf((buf + j), (PAGE_SIZE - j),
"[%d] ID:%d MD:0x%x ME:0x%x AF:%d RF:%d IM:%d NIC:%d FO:%d OKI:%d DCH:x%llx\n",
i, entry->frp_id, data->match_data,
data->match_en, data->accept_frame,
data->reject_frame, data->inverse_match,
data->next_ins_ctrl, data->frame_offset,
data->ok_index, data->dma_chsel);
written = scnprintf((buf + j), (PAGE_SIZE - j),
"[%d] ID:%d MD:0x%x ME:0x%x AF:%d "
"RF:%d IM:%d NIC:%d FO:%d OKI:%d DCH:x%llx\n",
i, entry->frp_id, data->match_data,
data->match_en, data->accept_frame,
data->reject_frame, data->inverse_match,
data->next_ins_ctrl, data->frame_offset,
data->ok_index, data->dma_chsel);
//Ensure `written` is non-negative and within bounds
if ((written < 0) || (((unsigned long)j + (unsigned long)written) >= PAGE_SIZE)) {
// Prevent overflow and exit loop
break;
}
j += written;
}
return j;