From: Vasundhara Volam <vasundhara-v.volam@xxxxxxxxxxxx>
[ Upstream commit 3a1d52a54a6a4030b294e5f5732f0bfbae0e3815 ]
Return proper error code when Firmware returns
HWRM_ERR_CODE_RESOURCE_ACCESS_DENIED for HWRM_NVM_GET/SET_VARIABLE
commands.
Cc: Michael Chan <michael.chan@xxxxxxxxxxxx>
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@xxxxxxxxxxxx>
Signed-off-by: David S. Miller <davem@xxxxxxxxxxxxx>
Signed-off-by: Sasha Levin <sashal@xxxxxxxxxx>
---
drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c | 6 +++++-
1 file changed, 5 insertions(+), 1 deletion(-)
diff --git a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
index 790c684f08abc..b178c2e9dc231 100644
--- a/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
+++ b/drivers/net/ethernet/broadcom/bnxt/bnxt_devlink.c
@@ -78,8 +78,12 @@ static int bnxt_hwrm_nvm_req(struct bnxt *bp, u32 param_id, void *msg,
memcpy(buf, data_addr, bytesize);
dma_free_coherent(&bp->pdev->dev, bytesize, data_addr, data_dma_addr);
- if (rc)
+ if (rc == HWRM_ERR_CODE_RESOURCE_ACCESS_DENIED) {
+ netdev_err(bp->dev, "PF does not have admin privileges to modify NVM config\n");
+ return -EACCES;
+ } else if (rc) {
return -EIO;
+ }
return 0;
}
--
2.20.1
