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qed: Handle management FW error

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commit 20e100f527 upstream.

Handle MFW (management FW) error response in order to avoid a crash
during recovery flows.

Changes from v1:
- Add "Fixes tag".

Fixes: tag 5e7ba042fd ("qed: Fix reading stale configuration information")
Signed-off-by: Ariel Elior <aelior@marvell.com>
Signed-off-by: Shai Malin <smalin@marvell.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Shai Malin 2021-09-10 11:33:56 +03:00 committed by Greg Kroah-Hartman
parent e00eae1d6b
commit 5221e66329
1 changed files with 5 additions and 1 deletions
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6
drivers/net/ethernet/qlogic/qed/qed_mcp.c
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@ -3376,6 +3376,7 @@ qed_mcp_get_nvm_image_att(struct qed_hwfn *p_hwfn,
struct qed_nvm_image_att *p_image_att) struct qed_nvm_image_att *p_image_att)
{ {
enum nvm_image_type type; enum nvm_image_type type;
int rc;
u32 i; u32 i;
/* Translate image_id into MFW definitions */ /* Translate image_id into MFW definitions */
@ -3404,7 +3405,10 @@ qed_mcp_get_nvm_image_att(struct qed_hwfn *p_hwfn,
return -EINVAL; return -EINVAL;
} }
qed_mcp_nvm_info_populate(p_hwfn); rc = qed_mcp_nvm_info_populate(p_hwfn);
if (rc)
return rc;
for (i = 0; i < p_hwfn->nvm_info.num_images; i++) for (i = 0; i < p_hwfn->nvm_info.num_images; i++)
if (type == p_hwfn->nvm_info.image_att[i].image_type) if (type == p_hwfn->nvm_info.image_att[i].image_type)
break; break;