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authorAndrew Vasquez <andrew.vasquez@qlogic.com>2009-06-03 09:55:20 -0700
committerJames Bottomley <James.Bottomley@HansenPartnership.com>2009-06-08 14:46:46 -0500
commitca9e9c3eb118d0cb9dc2e5232f6f2dcaa4b7a5e0 (patch)
treeb022eac4bf1820af0e82671e53f33143e65bc285 /drivers/scsi/qla2xxx/qla_mbx.c
parent59e0b8b088031b3b751f0608f797f2581f49a827 (diff)
[SCSI] qla2xxx: Check status of qla2x00_get_fw_version() call.
Unlike earlier ISPs, recent ISPs (ISP81xx) can in fact fail this mailbox command. Signed-off-by: Andrew Vasquez <andrew.vasquez@qlogic.com> Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
Diffstat (limited to 'drivers/scsi/qla2xxx/qla_mbx.c')
-rw-r--r--drivers/scsi/qla2xxx/qla_mbx.c7
1 files changed, 5 insertions, 2 deletions
diff --git a/drivers/scsi/qla2xxx/qla_mbx.c b/drivers/scsi/qla2xxx/qla_mbx.c
index e0fee484f79..b32eb69974a 100644
--- a/drivers/scsi/qla2xxx/qla_mbx.c
+++ b/drivers/scsi/qla2xxx/qla_mbx.c
@@ -408,7 +408,7 @@ qla2x00_execute_fw(scsi_qla_host_t *vha, uint32_t risc_addr)
* Context:
* Kernel context.
*/
-void
+int
qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
uint16_t *subminor, uint16_t *attributes, uint32_t *memory, uint8_t *mpi,
uint32_t *mpi_caps, uint8_t *phy)
@@ -427,6 +427,8 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
mcp->flags = 0;
mcp->tov = MBX_TOV_SECONDS;
rval = qla2x00_mailbox_command(vha, mcp);
+ if (rval != QLA_SUCCESS)
+ goto failed;
/* Return mailbox data. */
*major = mcp->mb[1];
@@ -446,7 +448,7 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
phy[1] = mcp->mb[9] >> 8;
phy[2] = mcp->mb[9] & 0xff;
}
-
+failed:
if (rval != QLA_SUCCESS) {
/*EMPTY*/
DEBUG2_3_11(printk("%s(%ld): failed=%x.\n", __func__,
@@ -455,6 +457,7 @@ qla2x00_get_fw_version(scsi_qla_host_t *vha, uint16_t *major, uint16_t *minor,
/*EMPTY*/
DEBUG11(printk("%s(%ld): done.\n", __func__, vha->host_no));
}
+ return rval;
}
/*