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poll: modify the function z_vrfy_k_poll

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Removing the 'U' to avoid the type of num_events changed.
And make sure it is meaningful Z_SYSCALL_VERIFY micro.

Fixed #40614

Signed-off-by: NingX Zhao <ningx.zhao@intel.com>
This commit is contained in:
NingX Zhao 2021-11-25 14:33:39 +08:00 • committed by Anas Nashif
commit 5287ce8ff0
1 changed files with 1 additions and 1 deletions
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kernel/poll.c
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@ -348,7 +348,7 @@ static inline int z_vrfy_k_poll(struct k_poll_event *events,
/* Validate the events buffer and make a copy of it in an /* Validate the events buffer and make a copy of it in an
* allocated kernel-side buffer. * allocated kernel-side buffer.
*/ */
if (Z_SYSCALL_VERIFY(num_events >= 0U)) { if (Z_SYSCALL_VERIFY(num_events >= 0)) {
ret = -EINVAL; ret = -EINVAL;
goto out; goto out;
} }