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vfs/poll: fix timeout calculation

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This commit is contained in:
Jim Paris 2017-06-09 11:37:30 -06:00 committed by Gregory Nutt
parent 39d222ebcb
commit db80696d21
1 changed files with 1 additions and 1 deletions
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2
fs/vfs/fs_poll.c
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@ -401,7 +401,7 @@ int poll(FAR struct pollfd *fds, nfds_t nfds, int timeout)
#if (MSEC_PER_TICK * USEC_PER_MSEC) != USEC_PER_TICK && \
defined(CONFIG_HAVE_LONG_LONG)
ticks = ((unsigned long long)timeout * USEC_PER_MSEC) + (USEC_PER_TICK - 1) /
ticks = (((unsigned long long)timeout * USEC_PER_MSEC) + (USEC_PER_TICK - 1)) /
USEC_PER_TICK;
#else
ticks = ((unsigned int)timeout + (MSEC_PER_TICK - 1)) / MSEC_PER_TICK;