ath5k: Restore saved initval after POST

 * Restore saved initial value after POST

Changes-licensed-under: ISC
Signed-off-by: Nick Kossifidis <mickflemm@gmail.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 6 insertions, 0 deletions

diff --git a/drivers/net/wireless/ath5k/hw.c b/drivers/net/wireless/ath5k/hw.c
index 42ef41ed5d18..b3b9baa551bc 100644
--- a/drivers/net/wireless/ath5k/hw.c
+++ b/drivers/net/wireless/ath5k/hw.c
@@ -139,6 +139,8 @@ static int ath5k_hw_post(struct ath5k_hw *ah)
         for (c = 0; c < 2; c++) {
 
                 cur_reg = regs[c];
+
+                /* Save previous value */
                 init_val = ath5k_hw_reg_read(ah, cur_reg);
 
                 for (i = 0; i < 256; i++) {
@@ -170,6 +172,10 @@ static int ath5k_hw_post(struct ath5k_hw *ah)
                         var_pattern = 0x003b080f;
                         ath5k_hw_reg_write(ah, var_pattern, cur_reg);
                 }
+
+                /* Restore previous value */
+                ath5k_hw_reg_write(ah, init_val, cur_reg);
+
         }
 
         return 0;