seems like the upstream fix for the minstrel crash wasn't enough. add an extra check

git-svn-id: svn://svn.openwrt.org/openwrt/trunk@7303 3c298f89-4303-0410-b956-a3cf2f4a3e73

diff --git a/package/madwifi/patches/111-minstrel_crash.patch b/package/madwifi/patches/111-minstrel_crash.patch
new file mode 100644 (file)
index 0000000..1a6ec20
--- /dev/null
+++ b/package/madwifi/patches/111-minstrel_crash.patch
@@ -0,0 +1,13 @@
+diff -ur madwifi.old/ath_rate/minstrel/minstrel.c madwifi.dev/ath_rate/minstrel/minstrel.c
+--- madwifi.old/ath_rate/minstrel/minstrel.c   2007-05-18 13:19:16.000000000 +0200
++++ madwifi.dev/ath_rate/minstrel/minstrel.c   2007-05-21 09:38:03.102725008 +0200
+@@ -388,6 +388,9 @@
+       int rc1, rc2, rc3;         /* Index into the rate table, so for example, it is  0..11 */
+       int rixc1, rixc2, rixc3;   /* The actual bit rate used */
+ 
++      if (sn->num_rates <= 0)
++              return;
++
+       if (sn->is_sampling) {
+               rc1 = sn->max_tp_rate;
+               sn->is_sampling = 0;