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-rw-r--r--util/cbmem/cbmem.c5
1 files changed, 5 insertions, 0 deletions
diff --git a/util/cbmem/cbmem.c b/util/cbmem/cbmem.c
index 3435c4c667..8ab80b0a59 100644
--- a/util/cbmem/cbmem.c
+++ b/util/cbmem/cbmem.c
@@ -1327,6 +1327,11 @@ int main(int argc, char** argv)
}
}
+ if (optind < argc) {
+ fprintf(stderr, "Error: Extra parameter found.\n");
+ print_usage(argv[0], 1);
+ }
+
mem_fd = open("/dev/mem", O_RDONLY, 0);
if (mem_fd < 0) {
fprintf(stderr, "Failed to gain memory access: %s\n",