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Fixing CID 12528

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This commit is contained in:
Lorenz Meier 2015-01-20 14:12:25 +01:00
parent fc9c67f5be
commit f1a53f5152
1 changed files with 2 additions and 2 deletions
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4
src/drivers/px4io/px4io.cpp
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@ -1773,12 +1773,12 @@ PX4IO::print_debug()
#ifdef CONFIG_ARCH_BOARD_PX4FMU_V2
int io_fd = -1;
if (io_fd < 0) {
if (io_fd <= 0) {
io_fd = ::open("/dev/ttyS0", O_RDONLY | O_NONBLOCK | O_NOCTTY);
}
/* read IO's output */
if (io_fd > 0) {
if (io_fd >= 0) {
pollfd fds[1];
fds[0].fd = io_fd;
fds[0].events = POLLIN;