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authorStanislaw Gruszka <sgruszka@redhat.com>2011-06-01 17:17:57 +0200
committerJohn W. Linville <linville@tuxdriver.com>2011-06-01 14:41:13 -0400
commitdfe21582ac5ebc460dda98c67e8589dd506d02cd (patch)
tree76fe13dd7d63a378d432ac98b62015fcae38a2e3 /drivers
parenta7567b2059020bf3fa96c389ec25eed8e28ad4ba (diff)
iwl4965: correctly validate temperature value
In some cases we can read wrong temperature value. If after that temperature value will not be updated to good one, we badly configure tx power parameters and device is unable to send a data. Resolves: https://bugzilla.kernel.org/show_bug.cgi?id=35932 Cc: stable@kernel.org # 2.6.39+ Signed-off-by: Stanislaw Gruszka <sgruszka@redhat.com> Signed-off-by: John W. Linville <linville@tuxdriver.com>
Diffstat (limited to 'drivers')
-rw-r--r--drivers/net/wireless/iwlegacy/iwl-4965.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/net/wireless/iwlegacy/iwl-4965.c b/drivers/net/wireless/iwlegacy/iwl-4965.c
index f5433c74b845..f9db25bb35c3 100644
--- a/drivers/net/wireless/iwlegacy/iwl-4965.c
+++ b/drivers/net/wireless/iwlegacy/iwl-4965.c
@@ -1543,7 +1543,7 @@ static void iwl4965_temperature_calib(struct iwl_priv *priv)
s32 temp;
temp = iwl4965_hw_get_temperature(priv);
- if (temp < 0)
+ if (IWL_TX_POWER_TEMPERATURE_OUT_OF_RANGE(temp))
return;
if (priv->temperature != temp) {