diff options
Diffstat (limited to 'tools/csr_bcsp.c')
| -rw-r--r-- | tools/csr_bcsp.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/tools/csr_bcsp.c b/tools/csr_bcsp.c index 77766114..29a60bf9 100644 --- a/tools/csr_bcsp.c +++ b/tools/csr_bcsp.c @@ -136,7 +136,8 @@ int csr_open_bcsp(char *device) void put_uart(uint8_t ch) { - write(fd, &ch, 1); + if (write(fd, &ch, 1) < 0) + fprintf(stderr, "UART write error\n"); } uint8_t get_uart(uint8_t *ch) |