diff options
| author | Heiko Carstens <hca@linux.ibm.com> | 2023-10-18 12:33:05 +0200 |
|---|---|---|
| committer | Vasily Gorbik <gor@linux.ibm.com> | 2023-10-23 18:21:23 +0200 |
| commit | c8b5d574fcea49e9974b7658d5337f93d1921f8c (patch) | |
| tree | 9ed8ac403b67ec86fec163c7ca1a47d001805b15 /arch/s390 | |
| parent | b20c8216c1e0d5a5a5c9f40df0cf9bbc795e84f1 (diff) | |
s390/diag: add missing virt_to_phys() translation to diag224()
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>
Diffstat (limited to 'arch/s390')
| -rw-r--r-- | arch/s390/kernel/diag.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/arch/s390/kernel/diag.c b/arch/s390/kernel/diag.c index f9f06cd8fcee..92fdc35f028c 100644 --- a/arch/s390/kernel/diag.c +++ b/arch/s390/kernel/diag.c @@ -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); |