X-Git-Url: https://nv-tegra.nvidia.com/r/gitweb?p=linux-2.6.git;a=blobdiff_plain;f=arch%2Fppc64%2Fxmon%2Fstart.c;h=e50c158191e169fb4a08c23ef04caa842089c91c;hp=f86b584acd76d16793e55be30848319d3e7066de;hb=c8f1c8be629ee34991fdba8bfe46a5c455393209;hpb=b13cfd173f73c3f6f9a307b7b6e64d45fbd756b2;ds=sidebyside

diff --git a/arch/ppc64/xmon/start.c b/arch/ppc64/xmon/start.c
index f86b584acd7..e50c158191e 100644
--- a/arch/ppc64/xmon/start.c
+++ b/arch/ppc64/xmon/start.c
@@ -61,7 +61,9 @@ xmon_read(void *handle, void *ptr, int nb)
 int
 xmon_read_poll(void)
 {
-	return udbg_getc_poll();
+	if (udbg_getc_poll)
+		return udbg_getc_poll();
+	return -1;
 }
  
 FILE *xmon_stdin;