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Merge pull request #4609 from mysterywolf/ym
[ymodem] Check the file path's legitimacy of 'sy' command
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commit
65bc0faa76
@ -6,6 +6,7 @@
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* Change Logs:
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* Date Author Notes
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* 2019-12-09 Steven Liu the first version
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* 2021-04-14 Meco Man Check the file path's legitimacy of 'sy' command
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*/
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#include <rtthread.h>
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@ -219,6 +220,12 @@ static rt_err_t sy(uint8_t argc, char **argv)
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const char *file_path;
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rt_device_t dev;
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if (argc < 2)
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{
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rt_kprintf("invalid file path.\n");
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return -RT_ERROR;
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}
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if (argc > 2)
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dev = rt_device_find(argv[2]);
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else
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