diff options
| author | GUI <[email protected]> | 2025-12-09 14:33:31 +0800 |
|---|---|---|
| committer | GitHub <[email protected]> | 2025-12-09 14:33:31 +0800 |
| commit | 944b974c1aa08b750f52364a86cae9d44ea3281d (patch) | |
| tree | 77a163627eeb017acd2de7a830768d5b0735c6eb | |
| parent | b949618f205d442b061f6acb3c4f1329b44ff02f (diff) | |
[DM][PIC] Fix #10998 (#11024)
* [DM/PIC] Fixup SMP CPU mask list when CPU < 4
* [DM][PIC] Fix #10998
The size of cpumask is `RT_CPUS_NR`, memset force to space will
overflow in stack.
Signed-off-by: GuEe-GUI <[email protected]>
| -rw-r--r-- | components/drivers/pic/pic.c | 4 |
1 files changed, 4 insertions, 0 deletions
diff --git a/components/drivers/pic/pic.c b/components/drivers/pic/pic.c index 4194692fd1..423846c6e7 100644 --- a/components/drivers/pic/pic.c +++ b/components/drivers/pic/pic.c @@ -1259,6 +1259,10 @@ static int list_irq(int argc, char**argv) rt_memset(&cpumask[RT_CPUS_NR], ' ', 4 - RT_CPUS_NR); } rt_kputs(cpumask); + if (RT_CPUS_NR < 4) + { + rt_kprintf("%-*.s", 4 - RT_CPUS_NR, " "); + } #endif #ifdef RT_USING_INTERRUPT_INFO |