qemu: Fix writev syscall null value handling, fixes glibc LC_CTYPE errors during locale generation

1 files changed, 17 insertions, 0 deletions

diff --git a/packages/qemu/qemu-0.9.1/writev_fix.patch b/packages/qemu/qemu-0.9.1/writev_fix.patch
new file mode 100644
index 0000000000..e0ed4af972
--- /dev/null
+++ b/packages/qemu/qemu-0.9.1/writev_fix.patch
@@ -0,0 +1,17 @@
+---
+ linux-user/syscall.c |    2 +-
+ 1 file changed, 1 insertion(+), 1 deletion(-)
+
+Index: qemu-0.9.1/linux-user/syscall.c
+===================================================================
+--- qemu-0.9.1.orig/linux-user/syscall.c	2008-02-03 00:00:00.000000000 +0000
++++ qemu-0.9.1/linux-user/syscall.c	2008-02-03 00:00:38.000000000 +0000
+@@ -1048,7 +1048,7 @@ static abi_long lock_iovec(int type, str
+         base = tswapl(target_vec[i].iov_base);
+         vec[i].iov_len = tswapl(target_vec[i].iov_len);
+         vec[i].iov_base = lock_user(type, base, vec[i].iov_len, copy);
+-	if (!vec[i].iov_base) 
++	if (!vec[i].iov_base && vec[i].iov_len) 
+             goto fail;
+     }
+     unlock_user (target_vec, target_addr, 0);