wireless: remove some (bogus?) 'may be used uninitialized' warnings

net/mac80211/tx.c: In function ‘ieee80211_tx_h_select_key’:
net/mac80211/tx.c:448: warning: ‘key’ may be used uninitialized in this function

drivers/net/wireless/ath/ath9k/rc.c: In function ‘ath_rc_rate_getidx’:
drivers/net/wireless/ath/ath9k/rc.c:815: warning: ‘nextindex’ may be used uninitialized in this function

drivers/net/wireless/hostap/hostap_plx.c: In function ‘prism2_plx_probe’:
drivers/net/wireless/hostap/hostap_plx.c:438: warning: ‘cor_index’ may be used uninitialized in this function
drivers/net/wireless/hostap/hostap_plx.c:438: warning: ‘cor_offset’ may be used uninitialized in this function

Signed-off-by: John W. Linville <linville@tuxdriver.com>

diff --git a/drivers/net/wireless/ath/ath9k/rc.c b/drivers/net/wireless/ath/ath9k/rc.c
index a13668b..8f3cf10 100644 (file)
--- a/drivers/net/wireless/ath/ath9k/rc.c
+++ b/drivers/net/wireless/ath/ath9k/rc.c
@@ -812,7 +812,7 @@ static u8 ath_rc_rate_getidx(struct ath_softc *sc,
                             u16 min_rate)
 {
        u32 j;
-       u8 nextindex;
+       u8 nextindex = 0;
 
        if (min_rate) {
                for (j = RATE_TABLE_SIZE; j > 0; j--) {

diff --git a/drivers/net/wireless/hostap/hostap_plx.c b/drivers/net/wireless/hostap/hostap_plx.c
index cbf15d7..0e5d510 100644 (file)
--- a/drivers/net/wireless/hostap/hostap_plx.c
+++ b/drivers/net/wireless/hostap/hostap_plx.c
@@ -435,7 +435,7 @@ static int prism2_plx_probe(struct pci_dev *pdev,
        unsigned long pccard_attr_mem;
        unsigned int pccard_attr_len;
        void __iomem *attr_mem = NULL;
-       unsigned int cor_offset, cor_index;
+       unsigned int cor_offset = 0, cor_index = 0;
        u32 reg;
        local_info_t *local = NULL;
        struct net_device *dev = NULL;

diff --git a/net/mac80211/tx.c b/net/mac80211/tx.c
index 9ab4982..1865622 100644 (file)
--- a/net/mac80211/tx.c
+++ b/net/mac80211/tx.c
@@ -445,7 +445,7 @@ ieee80211_tx_h_ps_buf(struct ieee80211_tx_data *tx)
 static ieee80211_tx_result debug_noinline
 ieee80211_tx_h_select_key(struct ieee80211_tx_data *tx)
 {
-       struct ieee80211_key *key;
+       struct ieee80211_key *key = NULL;
        struct ieee80211_tx_info *info = IEEE80211_SKB_CB(tx->skb);
        struct ieee80211_hdr *hdr = (struct ieee80211_hdr *)tx->skb->data;