| From | Greg Kroah-Hartman <> | Subject | [PATCH 4.19 270/293] qed: Handle management FW error | Date | Mon, 20 Sep 2021 18:43:52 +0200 |
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From: Shai Malin <smalin@marvell.com>
commit 20e100f52730cd0db609e559799c1712b5f27582 upstream.
Handle MFW (management FW) error response in order to avoid a crash during recovery flows.
Changes from v1: - Add "Fixes tag".
Fixes: tag 5e7ba042fd05 ("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> --- drivers/net/ethernet/qlogic/qed/qed_mcp.c | 6 +++++- 1 file changed, 5 insertions(+), 1 deletion(-)
--- a/drivers/net/ethernet/qlogic/qed/qed_mcp.c +++ b/drivers/net/ethernet/qlogic/qed/qed_mcp.c @@ -2841,6 +2841,7 @@ qed_mcp_get_nvm_image_att(struct qed_hwf struct qed_nvm_image_att *p_image_att) { enum nvm_image_type type; + int rc; u32 i; /* Translate image_id into MFW definitions */ @@ -2866,7 +2867,10 @@ qed_mcp_get_nvm_image_att(struct qed_hwf 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++) if (type == p_hwfn->nvm_info.image_att[i].image_type) break;
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