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[finsh][shell] Avoid prompt format-string injection

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Agent-Logs-Url: https://github.com/RT-Thread/rt-thread/sessions/b514540d-90fa-4ac9-bb74-5c84dd939b40

Co-authored-by: BernardXiong <1241087+BernardXiong@users.noreply.github.com>
This commit is contained in:
copilot-swe-agent[bot]
2026-04-01 13:52:14 +00:00
committed by GitHub
co-authored by BernardXiong
parent 8c7dbbb0a6
commit 1d4b45954b
1 changed files with 2 additions and 3 deletions
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components/finsh/shell.c
+2 -3
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@@ -542,7 +542,7 @@ static void finsh_thread_entry(void *parameter)
finsh_wait_auth();
#endif
rt_kprintf(FINSH_PROMPT);
rt_kprintf("%s", FINSH_PROMPT);
while (1)
{
@@ -842,7 +842,7 @@ static void finsh_thread_entry(void *parameter)
rt_kprintf("\n");
msh_exec(shell->line, shell->line_position);
rt_kprintf(FINSH_PROMPT);
rt_kprintf("%s", FINSH_PROMPT);
rt_memset(shell->line, 0, sizeof(shell->line));
shell->line_curpos = shell->line_position = 0;
continue;
@@ -1019,4 +1019,3 @@ int finsh_system_init(void)
INIT_APP_EXPORT(finsh_system_init);
#endif /* RT_USING_FINSH */