More info here:
https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70646
Signed-off-by: Denys Vlasenko <dvlas...@redhat.com>
CC: Himanshu Madhani <himanshu.madh...@qlogic.com>
CC: James Bottomley <james.bottom...@hansenpartnership.com>
CC: qla2xxx-upstr...@qlogic.com
CC: Josh Poimboeuf <jpoim...@redhat.com>
CC: linux-scsi@vger.kernel.org
CC: linux-ker...@vger.kernel.org
---
drivers/scsi/qla2xxx/qla_attr.c | 5 +++++
1 file changed, 5 insertions(+)
diff --git a/drivers/scsi/qla2xxx/qla_attr.c b/drivers/scsi/qla2xxx/qla_attr.c
index 4dc06a13..2dd9c72 100644
--- a/drivers/scsi/qla2xxx/qla_attr.c
+++ b/drivers/scsi/qla2xxx/qla_attr.c
@@ -2003,9 +2003,14 @@ static void
qla2x00_get_host_fabric_name(struct Scsi_Host *shost)
{
scsi_qla_host_t *vha = shost_priv(shost);
+ /*
+ * This can trigger gcc 4.9/5.3 bug.
+ * See https://gcc.gnu.org/bugzilla/show_bug.cgi?id=70646
uint8_t node_name[WWN_SIZE] = { 0xFF, 0xFF, 0xFF, 0xFF, \
0xFF, 0xFF, 0xFF, 0xFF};
u64 fabric_name = wwn_to_u64(node_name);
+ */
+ u64 fabric_name = (u64)(s64)-1; /* the same as above */
if (vha->device_flags & SWITCH_FOUND)
fabric_name = wwn_to_u64(vha->fabric_node_name);
--
1.8.1.4
--
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