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serialqueue: Be sure sq->name is null terminated

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Signed-off-by: Kevin O'Connor <kevin@koconnor.net>
This commit is contained in:
Kevin O'Connor 2025-08-01 12:44:59 -04:00
parent 17ce45d212
commit 0df40b43e8
1 changed files with 2 additions and 1 deletions
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3
klippy/chelper/serialqueue.c
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@ -43,11 +43,11 @@ struct serialqueue {
uint8_t need_sync; uint8_t need_sync;
int input_pos; int input_pos;
// Threading // Threading
char name[16];
pthread_t tid; pthread_t tid;
pthread_mutex_t lock; // protects variables below pthread_mutex_t lock; // protects variables below
pthread_cond_t cond; pthread_cond_t cond;
int receive_waiting; int receive_waiting;
char name[16];
// Baud / clock tracking // Baud / clock tracking
int receive_window; int receive_window;
double bittime_adjust, idle_time; double bittime_adjust, idle_time;
@ -634,6 +634,7 @@ serialqueue_alloc(int serial_fd, char serial_fd_type, int client_id
sq->serial_fd_type = serial_fd_type; sq->serial_fd_type = serial_fd_type;
sq->client_id = client_id; sq->client_id = client_id;
strncpy(sq->name, name, sizeof(sq->name)); strncpy(sq->name, name, sizeof(sq->name));
sq->name[sizeof(sq->name)-1] = '\0';
int ret = pipe(sq->pipe_fds); int ret = pipe(sq->pipe_fds);
if (ret) if (ret)