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-rw-r--r--tools/mxsboot.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/tools/mxsboot.c b/tools/mxsboot.c
index 176753d2ce..8246831d8e 100644
--- a/tools/mxsboot.c
+++ b/tools/mxsboot.c
@@ -606,6 +606,9 @@ int parse_ops(int argc, char **argv)
};
int type;
+ if (argc < 4)
+ return -1;
+
for (i = 1; i < argc; i++) {
if (!strncmp(argv[i], "-w", 2))
type = PARAM_WRITE;