[PATCH] message/fusion: Use BUG_ON instead of if condition followed by BUG.

[zhouchuangao]

BUG_ON() uses unlikely in if(), which can be optimized at compile time.

Signed-off-by: zhouchuangao <zhouchuan...@vivo.com>
---
 drivers/message/fusion/mptsas.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/drivers/message/fusion/mptsas.c b/drivers/message/fusion/mptsas.c
index 5eb0b33..5e425fd 100644
--- a/drivers/message/fusion/mptsas.c
+++ b/drivers/message/fusion/mptsas.c
@@ -3442,14 +3442,12 @@ mptsas_expander_event_add(MPT_ADAPTER *ioc,
        __le64 sas_address;
 
        port_info = kzalloc(sizeof(struct mptsas_portinfo), GFP_KERNEL);
-       if (!port_info)
-               BUG();
+       BUG_ON(!port_info);
        port_info->num_phys = (expander_data->NumPhys) ?
            expander_data->NumPhys : 1;
        port_info->phy_info = kcalloc(port_info->num_phys,
            sizeof(struct mptsas_phyinfo), GFP_KERNEL);
-       if (!port_info->phy_info)
-               BUG();
+       BUG_ON(!port_info->phy_info);
        memcpy(&sas_address, &expander_data->SASAddress, sizeof(__le64));
        for (i = 0; i < port_info->num_phys; i++) {
                port_info->phy_info[i].portinfo = port_info;
-- 
2.7.4