wext: explicitly cast -110 to u8

This doesn't generate any different code, but will
suppress a spurious smatch warning.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/net/wireless/wext-compat.c b/net/wireless/wext-compat.c
index f9680c9cf9b3..d997d0f0c54a 100644
--- a/net/wireless/wext-compat.c
+++ b/net/wireless/wext-compat.c
@@ -176,7 +176,7 @@ int cfg80211_wext_giwrange(struct net_device *dev,
         case CFG80211_SIGNAL_TYPE_NONE:
                 break;
         case CFG80211_SIGNAL_TYPE_MBM:
-                range->max_qual.level = -110;
+                range->max_qual.level = (u8)-110;
                 range->max_qual.qual = 70;
                 range->avg_qual.qual = 35;
                 range->max_qual.updated |= IW_QUAL_DBM;