Tiny build fix for gcc 4.0.1

Signed-off-by: Christopher Clark <christopher.clark@cl.cam.ac.uk>

diff --git a/xen/arch/x86/cdb.c b/xen/arch/x86/cdb.c
index f4b3eedc01f9081d2b12dc03bbca3ab13fb646eb..c9309b289e8ee134726679aa1cc47de727d5cdd9 100644 (file)
--- a/xen/arch/x86/cdb.c
+++ b/xen/arch/x86/cdb.c
@@ -21,7 +21,7 @@
    debugger. so avoid it. */
 #define dbg_printk(...)
 
-static unsigned char opt_cdb[30] = "none";
+static char opt_cdb[30] = "none";
 string_param("cdb", opt_cdb);
 
 struct xendbg_context {