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s390/traps: Get rid of superfluous cpu_has_vx() check 

If the vector facility is installed cpu_has_vx() is always true, if it is
not installed the result is always false, and no vector exception can
happen. Therefore remove the superfluous check.

Reviewed-by: Sven Schnelle <svens@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Vasily Gorbik <gor@linux.ibm.com>
This commit is contained in:
Heiko Carstens 2025-02-26 11:03:06 +01:00 committed by Vasily Gorbik
parent 5864614daf
commit 8d5c2b495c
1 changed files with 0 additions and 5 deletions
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5
arch/s390/kernel/traps.c
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@ -198,11 +198,6 @@ static void vector_exception(struct pt_regs *regs)
{
int si_code, vic;
if (!cpu_has_vx()) {
do_trap(regs, SIGILL, ILL_ILLOPN, "illegal operation");
return;
}
/* get vector interrupt code from fpc */
save_user_fpu_regs();
vic = (current->thread.ufpu.fpc & 0xf00) >> 8;