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In order to eliminate a branch, convert opcode to unsigned integer.

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This commit is contained in:
David Xu 2006-10-25 06:38:46 +00:00
parent 91d0b4d615
commit 7c24ae418a
1 changed files with 2 additions and 2 deletions
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4
sys/kern/kern_umtx.c
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@ -2291,7 +2291,7 @@ static _umtx_op_func op_table[] = {
int
_umtx_op(struct thread *td, struct _umtx_op_args *uap)
{
if (uap->op >= 0 && uap->op < UMTX_OP_MAX)
if ((unsigned)uap->op < UMTX_OP_MAX)
return (*op_table[uap->op])(td, uap);
return (EINVAL);
}
@ -2414,7 +2414,7 @@ static _umtx_op_func op_table_compat32[] = {
int
freebsd32_umtx_op(struct thread *td, struct freebsd32_umtx_op_args *uap)
{
if (uap->op >= 0 && uap->op < UMTX_OP_MAX)
if ((unsigned)uap->op < UMTX_OP_MAX)
return (*op_table_compat32[uap->op])(td,
(struct _umtx_op_args *)uap);
return (EINVAL);