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s390/diag: add missing virt_to_phys() translation to diag224()

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Diagnose 224 expects a physical address, but all users pass a virtual
address. Translate the address to fix this.

Reported-by: Mete Durlu <meted@linux.ibm.com>
Reviewed-by: Alexander Gordeev <agordeev@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 2023-10-18 12:33:05 +02:00 committed by Vasily Gorbik
parent b20c8216c1
commit c8b5d574fc
1 changed files with 2 additions and 1 deletions
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3
arch/s390/kernel/diag.c
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@ -245,6 +245,7 @@ EXPORT_SYMBOL(diag8c);
int diag224(void *ptr)
{
unsigned long addr = __pa(ptr);
int rc = -EOPNOTSUPP;
diag_stat_inc(DIAG_STAT_X224);
@ -253,7 +254,7 @@ int diag224(void *ptr)
"0: lhi %0,0x0\n"
"1:\n"
EX_TABLE(0b,1b)
: "+d" (rc) :"d" (0), "d" (ptr) : "memory");
: "+d" (rc) :"d" (0), "d" (addr) : "memory");
return rc;
}
EXPORT_SYMBOL(diag224);