From: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Date: Mon, 12 Oct 2020 05:10:46 -0400
Subject: bnxt_en: Return -EROFS to user space, if NVM writes are not
permitted.
Patch-mainline: v5.10-rc1
Git-commit: cf223bfaf791f4c6ab6a5c213b91b9311ac9f2bd
References: jsc#SLE-16649
If NVRAM resources are locked, NVM writes are not permitted. In such
scenarios, firmware returns HWRM_ERR_CODE_RESOURCE_LOCKED error to
firmware commands.
Reviewed-by: Edwin Peer <edwin.peer@broadcom.com>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Link: https://lore.kernel.org/r/1602493854-29283-2-git-send-email-michael.chan@broadcom.com
Signed-off-by: Jakub Kicinski <kuba@kernel.org>
Acked-by: Thomas Bogendoerfer <tbogendoerfer@suse.de>
---
drivers/net/ethernet/broadcom/bnxt/bnxt.c | 2 ++
1 file changed, 2 insertions(+)
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt.c
@@ -4329,6 +4329,8 @@ static int bnxt_hwrm_to_stderr(u32 hwrm_
switch (hwrm_err) {
case HWRM_ERR_CODE_SUCCESS:
return 0;
+ case HWRM_ERR_CODE_RESOURCE_LOCKED:
+ return -EROFS;
case HWRM_ERR_CODE_RESOURCE_ACCESS_DENIED:
return -EACCES;
case HWRM_ERR_CODE_RESOURCE_ALLOC_ERROR: