diff options
| -rw-r--r-- | hw/board/board.c | 10 |
1 files changed, 8 insertions, 2 deletions
diff --git a/hw/board/board.c b/hw/board/board.c index d8bb35a..2cbc583 100644 --- a/hw/board/board.c +++ b/hw/board/board.c @@ -46,6 +46,7 @@ static int get_serialno_from_dat(void) { FILE *fp; char buffer[DATA_BUFF_MAX], *p, *q; + int len; fp = fopen(SERIAL_PATH_NAME, "r"); if (!fp) { @@ -62,7 +63,9 @@ static int get_serialno_from_dat(void) q = strchrnul(p, '\n'); *q = '\0'; - strcpy(info.serial, p); + len = strlen(p) > DATA_BUFF_MAX-1 ? DATA_BUFF_MAX-1 : strlen(p); + strncpy(info.serial, p, len); + info.serial[len] = '\0'; info.serial_len = strlen(p); fclose(fp); @@ -73,6 +76,7 @@ static int get_serialno_from_cpuinfo(void) { FILE *fp; char line[LINE_LEN], *p, *q; + int len; fp = fopen(CPUINFO_PATH, "r"); if (!fp) { @@ -97,7 +101,9 @@ static int get_serialno_from_cpuinfo(void) q = strchrnul(p, '\n'); *q = '\0'; - strcpy(info.serial, p); + len = strlen(p) > DATA_BUFF_MAX-1 ? DATA_BUFF_MAX-1 : strlen(p); + strncpy(info.serial, p, len); + info.serial[len] = '\0'; info.serial_len = strlen(p); fclose(fp); |