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dm: Protect device_unbind() with CONFIG_DM_DEVICE_REMOVE
[platform/kernel/u-boot.git]
/
common
/
cmd_demo.c
diff --git
a/common/cmd_demo.c
b/common/cmd_demo.c
index
bcb34d9
..
8a10bdf
100644
(file)
--- a/
common/cmd_demo.c
+++ b/
common/cmd_demo.c
@@
-97,7
+97,9
@@
static int do_demo(cmd_tbl_t *cmdtp, int flag, int argc, char * const argv[])
ARRAY_SIZE(demo_commands));
argc -= 2;
argv += 2;
- if (!demo_cmd || argc > demo_cmd->maxargs)
+
+ if ((!demo_cmd || argc > demo_cmd->maxargs) ||
+ ((demo_cmd->name[0] != 'l') && (argc < 1)))
return CMD_RET_USAGE;
if (argc) {