iwlwifi: suppress unused variable warning when compiling w/o IWLWIFI_DEBUG

This patch adds __maybe_unused attribute to priv variables used in
functions that used it solely for debug printouts

Signed-off-by: Tomas Winkler <tomas.winkler@intel.com>
Cc: Helmut Schaa <helmut.schaa@googlemail.com>
Signed-off-by: Reinette Chatre <reinette.chatre@intel.com>
Signed-off-by: John W. Linville <linville@tuxdriver.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/net/wireless/iwlwifi/iwl3945-base.c b/drivers/net/wireless/iwlwifi/iwl3945-base.c
index 6a2c8a3a3d5e..72ff20e10aa6 100644
--- a/drivers/net/wireless/iwlwifi/iwl3945-base.c
+++ b/drivers/net/wireless/iwlwifi/iwl3945-base.c
@@ -5270,8 +5270,8 @@ static ssize_t store_antenna(struct device *d,
                              struct device_attribute *attr,
                              const char *buf, size_t count)
 {
+        struct iwl_priv *priv __maybe_unused = dev_get_drvdata(d);
         int ant;
-        struct iwl_priv *priv = dev_get_drvdata(d);
 
         if (count == 0)
                 return 0;