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Fixing a warning.

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This commit is contained in:
William Woodall 2012-01-13 15:39:17 -06:00
parent 87cd030615
commit dc53f3d132
1 changed files with 1 additions and 1 deletions
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2
src/impl/unix.cc
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@ -226,7 +226,7 @@ Serial::SerialImpl::read (size_t size) {
fd_set readfds; fd_set readfds;
memset(buf, 0, (size + 1) * sizeof(*buf)); memset(buf, 0, (size + 1) * sizeof(*buf));
ssize_t bytes_read = 0; ssize_t bytes_read = 0;
while (bytes_read < size) { while (bytes_read < (ssize_t)size) {
if (timeout_ != -1) { if (timeout_ != -1) {
FD_ZERO(&readfds); FD_ZERO(&readfds);
FD_SET(fd_, &readfds); FD_SET(fd_, &readfds);