[patch] phy: phy-brcm-sata: fix a loop timeout

[Dan Carpenter]

Since this loop is a post op then it means we end with "try == -1" but
afterward we test for if it's zero.  Fix this by changing to a pre-op so
we end on zero.

Fixes: 024812889ad1 ('phy: Add SATA3 PHY support for Broadcom NSP SoC')
Signed-off-by: Dan Carpenter <dan.carpen...@oracle.com>

diff --git a/drivers/phy/phy-brcm-sata.c b/drivers/phy/phy-brcm-sata.c
index 18d6626..c86456f 100644
--- a/drivers/phy/phy-brcm-sata.c
+++ b/drivers/phy/phy-brcm-sata.c
@@ -329,7 +329,7 @@ static int brcm_nsp_sata_init(struct brcm_sata_port *port)
 
        /* Wait for pll_seq_done bit */
        try = 50;
-       while (try--) {
+       while (--try) {
                val = brcm_sata_phy_rd(base, BLOCK0_REG_BANK,
                                        BLOCK0_XGXSSTATUS);
                if (val & BLOCK0_XGXSSTATUS_PLL_LOCK)