bnxt_en: Fix a variable scoping in bnxt_hwrm_do_send_msg()
authorVasundhara Volam <vasundhara-v.volam@broadcom.com>
Fri, 1 Dec 2017 08:13:05 +0000 (03:13 -0500)
committerDavid S. Miller <davem@davemloft.net>
Sun, 3 Dec 2017 02:25:38 +0000 (21:25 -0500)
short_input variable is assigned to another data pointer which is
referred out of its scope. Fix it by moving short_input definition
to the beginning of bnxt_hwrm_do_send_msg() function.

No failure has been reported so far due to this issue.

Fixes: e605db801bde ("bnxt_en: Support for Short Firmware Message")
Signed-off-by: Vasundhara Volam <vasundhara-v.volam@broadcom.com>
Signed-off-by: Michael Chan <michael.chan@broadcom.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
drivers/net/ethernet/broadcom/bnxt/bnxt.c

index 7f173eb..28f5e94 100644 (file)
@@ -3368,6 +3368,7 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len,
        u16 cp_ring_id, len = 0;
        struct hwrm_err_output *resp = bp->hwrm_cmd_resp_addr;
        u16 max_req_len = BNXT_HWRM_MAX_REQ_LEN;
+       struct hwrm_short_input short_input = {0};
 
        req->seq_id = cpu_to_le16(bp->hwrm_cmd_seq++);
        memset(resp, 0, PAGE_SIZE);
@@ -3376,7 +3377,6 @@ static int bnxt_hwrm_do_send_msg(struct bnxt *bp, void *msg, u32 msg_len,
 
        if (bp->flags & BNXT_FLAG_SHORT_CMD) {
                void *short_cmd_req = bp->hwrm_short_cmd_req_addr;
-               struct hwrm_short_input short_input = {0};
 
                memcpy(short_cmd_req, req, msg_len);
                memset(short_cmd_req + msg_len, 0, BNXT_HWRM_MAX_REQ_LEN -