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| author | Felix Fietkau <nbd@openwrt.org> | 2011-02-27 20:50:45 +0000 |
|---|---|---|
| committer | Felix Fietkau <nbd@openwrt.org> | 2011-02-27 20:50:45 +0000 |
| commit | ba5bfe48c37d7514f43e6b5f33bced3c2fb56cb7 (patch) | |
| tree | 00b1b6ac462fb502b8b874ee945ff828fd97576f | |
| parent | f6bd11e72d8051d2b34b227f63eac0c39777ec8b (diff) | |
| download | master-31e0f0ae-ba5bfe48c37d7514f43e6b5f33bced3c2fb56cb7.tar.gz master-31e0f0ae-ba5bfe48c37d7514f43e6b5f33bced3c2fb56cb7.tar.bz2 master-31e0f0ae-ba5bfe48c37d7514f43e6b5f33bced3c2fb56cb7.zip | |
p54: fix a null pointer dereference bug
SVN-Revision: 25775
| -rw-r--r-- | package/mac80211/patches/710-p54_rssi_crash_fix.patch | 18 |
1 files changed, 18 insertions, 0 deletions
diff --git a/package/mac80211/patches/710-p54_rssi_crash_fix.patch b/package/mac80211/patches/710-p54_rssi_crash_fix.patch new file mode 100644 index 0000000000..73089cda55 --- /dev/null +++ b/package/mac80211/patches/710-p54_rssi_crash_fix.patch @@ -0,0 +1,18 @@ +--- a/drivers/net/wireless/p54/eeprom.c ++++ b/drivers/net/wireless/p54/eeprom.c +@@ -524,10 +524,13 @@ err_data: + + struct p54_rssi_db_entry *p54_rssi_find(struct p54_common *priv, const u16 freq) + { +- struct p54_rssi_db_entry *entry = (void *)(priv->rssi_db->data + +- priv->rssi_db->offset); ++ struct p54_rssi_db_entry *entry; + int i, found = -1; + ++ if (!priv->rssi_db) ++ return &p54_rssi_default; ++ ++ entry = (void *)(priv->rssi_db->data + priv->rssi_db->offset); + for (i = 0; i < priv->rssi_db->entries; i++) { + if (!same_band(freq, entry[i].freq)) + continue; |