From: Johannes Berg <johannes.berg@intel.com>
Date: Wed, 4 Mar 2020 14:54:22 +0000 (+0100)
Subject: iw: correctly print signed TX power level
X-Git-Tag: v5.8~27
X-Git-Url: http://git.ipfire.org/?a=commitdiff_plain;h=71340cdc47d623cfcfa1bbaabe97fa00623500bd;p=thirdparty%2Fiw.git

iw: correctly print signed TX power level

This should be signed (per nl80211.h), but we put it
into a uint32_t, fix that.

Change-Id: I1ca8d3d74e2927c7fb38d5981b0628ea6da94298
Signed-off-by: Johannes Berg <johannes.berg@intel.com>
---

diff --git a/interface.c b/interface.c
index b697482..6a44304 100644
--- a/interface.c
+++ b/interface.c
@@ -435,7 +435,7 @@ static int print_iface_handler(struct nl_msg *msg, void *arg)
 	}
 
 	if (tb_msg[NL80211_ATTR_WIPHY_TX_POWER_LEVEL]) {
-		uint32_t txp = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_TX_POWER_LEVEL]);
+		int32_t txp = nla_get_u32(tb_msg[NL80211_ATTR_WIPHY_TX_POWER_LEVEL]);
 
 		printf("%s\ttxpower %d.%.2d dBm\n",
 		       indent, txp / 100, txp % 100);