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[components] Wrong order of judgment

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lessone1 2023-04-14 21:01:32 +08:00 committed by Man, Jianting (Meco)
parent 2c98ce4605
commit 2638a2a90c
2 changed files with 4 additions and 4 deletions
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4
components/drivers/serial/serial.c
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@ -1204,12 +1204,12 @@ static rt_err_t rt_serial_control(struct rt_device *dev,
rt_memset(row_s,0,4); rt_memset(row_s,0,4);
rt_memset(col_s,0,4); rt_memset(col_s,0,4);
cnt1 = 0; cnt1 = 0;
while(_tio_buf[cnt1] != ';' && cnt1 < _TIO_BUFLEN) while(cnt1 < _TIO_BUFLEN && _tio_buf[cnt1] != ';')
{ {
cnt1++; cnt1++;
} }
cnt2 = ++cnt1; cnt2 = ++cnt1;
while(_tio_buf[cnt2] != ';' && cnt2 < _TIO_BUFLEN) while(cnt2 < _TIO_BUFLEN && _tio_buf[cnt2] != ';')
{ {
cnt2++; cnt2++;
} }

4
components/drivers/serial/serial_v2.c
View File

@ -1316,12 +1316,12 @@ static rt_err_t rt_serial_control(struct rt_device *dev,
rt_memset(row_s,0,4); rt_memset(row_s,0,4);
rt_memset(col_s,0,4); rt_memset(col_s,0,4);
cnt1 = 0; cnt1 = 0;
while(_tio_buf[cnt1] != ';' && cnt1 < _TIO_BUFLEN) while(cnt1 < _TIO_BUFLEN && _tio_buf[cnt1] != ';')
{ {
cnt1++; cnt1++;
} }
cnt2 = ++cnt1; cnt2 = ++cnt1;
while(_tio_buf[cnt2] != ';' && cnt2 < _TIO_BUFLEN) while(cnt2 < _TIO_BUFLEN && _tio_buf[cnt2] != ';')
{ {
cnt2++; cnt2++;
} }