net/cxgb3: remove undefined operations

Modifying an object twice without an intervening sequence point is
undefined.

Signed-off-by: Andreas Schwab <schwab@linux-m68k.org>
Signed-off-by: David S. Miller <davem@davemloft.net>

diff --git a/drivers/net/cxgb3/t3_hw.c b/drivers/net/cxgb3/t3_hw.c
index d307c9d..421d558 100644 (file)
--- a/drivers/net/cxgb3/t3_hw.c
+++ b/drivers/net/cxgb3/t3_hw.c
@@ -3683,7 +3683,7 @@ static void mc7_prep(struct adapter *adapter, struct mc7 *mc7,
        mc7->name = name;
        mc7->offset = base_addr - MC7_PMRX_BASE_ADDR;
        cfg = t3_read_reg(adapter, mc7->offset + A_MC7_CFG);
-       mc7->size = mc7->size = G_DEN(cfg) == M_DEN ? 0 : mc7_calc_size(cfg);
+       mc7->size = G_DEN(cfg) == M_DEN ? 0 : mc7_calc_size(cfg);
        mc7->width = G_WIDTH(cfg);
 }