qemu: include patch for SMART-related buffer overflow

qemu/.md5sum

@@ -1 +1,2 @@
+0afe916c82b3ec2ed4ff8ee2590c0f5c  ide-smart.diff
 9541063d999cf9659ed7fdce71314f31  qemu-1.7.1.tar.bz2

qemu/Pkgfile

@@ -7,11 +7,15 @@
  
 name=qemu
 version=1.7.1
-release=1
-source=(http://wiki.qemu.org/download/qemu-$version.tar.bz2)
+release=2
+source=(http://wiki.qemu.org/download/qemu-$version.tar.bz2 ide-smart.diff)
 
 build() {
+
   cd $name-$version
+
+  patch -p1 -i $SRC/ide-smart.diff
+
   ./configure --prefix=/usr \
       --cc="${CC:=gcc}" \
       --host-cc="${CC:=gcc}" \

qemu/ide-smart.diff

@@ -0,0 +1,13 @@
+diff --git a/hw/ide/core.c b/hw/ide/core.c
+index e1dfe54..c943a4d 100644
+--- a/hw/ide/core.c
++++ b/hw/ide/core.c
+@@ -1602,7 +1602,7 @@ static bool cmd_smart(IDEState *s, uint8_t cmd)
+         case 2: /* extended self test */
+             s->smart_selftest_count++;
+             if (s->smart_selftest_count > 21) {
+-                s->smart_selftest_count = 0;
++                s->smart_selftest_count = 1;
+             }
+             n = 2 + (s->smart_selftest_count - 1) * 24;
+             s->smart_selftest_data[n] = s->sector;