[SCSI] lpfc 8.1.2: Handling of ELS commands RRQ, RPS, RPL and LIRR correctly

[linux-2.6-omap-h63xx.git] / drivers / scsi / lpfc / lpfc_mbox.c

diff --git a/drivers/scsi/lpfc/lpfc_mbox.c b/drivers/scsi/lpfc/lpfc_mbox.c
index 31c20cc00609cda49a41ec52c144c548fb87b6f7..6c4b21a32c7ff05bf60da0a739321bae66002c0f 100644 (file)
--- a/drivers/scsi/lpfc/lpfc_mbox.c
+++ b/drivers/scsi/lpfc/lpfc_mbox.c
@@ -248,8 +248,7 @@ lpfc_read_sparam(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
 
        if (((mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == 0) ||
            ((mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys))) == 0)) {
-               if (mp)
-                       kfree(mp);
+               kfree(mp);
                mb->mbxCommand = MBX_READ_SPARM64;
                /* READ_SPARAM: no buffers */
                lpfc_printf_log(phba,
@@ -337,6 +336,23 @@ lpfc_read_config(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
        return;
 }
 
+/*************************************************/
+/*  lpfc_read_lnk_stat  Issue a READ LINK STATUS */
+/*                mailbox command                */
+/*************************************************/
+void
+lpfc_read_lnk_stat(struct lpfc_hba * phba, LPFC_MBOXQ_t * pmb)
+{
+       MAILBOX_t *mb;
+
+       mb = &pmb->mb;
+       memset(pmb, 0, sizeof (LPFC_MBOXQ_t));
+
+       mb->mbxCommand = MBX_READ_LNK_STAT;
+       mb->mbxOwner = OWN_HOST;
+       return;
+}
+
 /********************************************/
 /*  lpfc_reg_login  Issue a REG_LOGIN       */
 /*                  mailbox command         */
@@ -363,9 +379,7 @@ lpfc_reg_login(struct lpfc_hba * phba,
        /* Get a buffer to hold NPorts Service Parameters */
        if (((mp = kmalloc(sizeof (struct lpfc_dmabuf), GFP_KERNEL)) == NULL) ||
            ((mp->virt = lpfc_mbuf_alloc(phba, 0, &(mp->phys))) == 0)) {
-               if (mp)
-                       kfree(mp);
-
+               kfree(mp);
                mb->mbxCommand = MBX_REG_LOGIN64;
                /* REG_LOGIN: no buffers */
                lpfc_printf_log(phba,