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-rw-r--r--lib_ppc/bootm.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/lib_ppc/bootm.c b/lib_ppc/bootm.c
index 1f3501a..6c9cf9e 100644
--- a/lib_ppc/bootm.c
+++ b/lib_ppc/bootm.c
@@ -117,6 +117,9 @@ int do_bootm_linux(int flag, int argc, char *argv[], bootm_headers_t *images)
char *of_flat_tree = images->ft_addr;
#endif
+ if ((flag != 0) && (flag != BOOTM_STATE_OS_GO))
+ return 1;
+
kernel = (void (*)(bd_t *, ulong, ulong, ulong,
ulong, ulong, ulong))images->ep;