2.6.22-stable review patch. If anyone has any objections, please let us know. ------------------ From: Andy Green patch dfe6e81deaa79c85086c0cc8d85b229e444ab97f in mainline. ieee80211_get_radiotap_len() tries to dereference radiotap length without taking care that it is completely unaligned and get_unaligned() is required. Signed-off-by: Andy Green Signed-off-by: John W. Linville Signed-off-by: Greg Kroah-Hartman --- net/mac80211/ieee80211.c | 3 ++- 1 file changed, 2 insertions(+), 1 deletion(-) --- a/net/mac80211/ieee80211.c +++ b/net/mac80211/ieee80211.c @@ -24,6 +24,7 @@ #include #include #include +#include #include "ieee80211_common.h" #include "ieee80211_i.h" @@ -338,7 +339,7 @@ static int ieee80211_get_radiotap_len(st struct ieee80211_radiotap_header *hdr = (struct ieee80211_radiotap_header *) skb->data; - return le16_to_cpu(hdr->it_len); + return le16_to_cpu(get_unaligned(&hdr->it_len)); } #ifdef CONFIG_MAC80211_LOWTX_FRAME_DUMP -- - To unsubscribe from this list: send the line "unsubscribe linux-kernel" in the body of a message to majordomo@vger.kernel.org More majordomo info at http://vger.kernel.org/majordomo-info.html Please read the FAQ at http://www.tux.org/lkml/