Most architectures define access_ok() as a macro that casts its argument such that an argument of type unsigned long will be accepted without complaint. However, the proper type is void *, and passing unsigned long results in a warning on sparc64.
Compile-tested only.
Signed-off-by: Ben Hutchings <b...@decadent.org.uk>
---
drivers/scsi/pmcraid.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/drivers/scsi/pmcraid.c b/drivers/scsi/pmcraid.c
index 1eb7b028..4e0a2f3 100644
--- a/drivers/scsi/pmcraid.c
+++ b/drivers/scsi/pmcraid.c
@@ -3794,7 +3794,8 @@ static long pmcraid_ioctl_passthrough(
}
if (request_size > 0) {
- rc = access_ok(access, arg, request_offset + request_size);
+ rc = access_ok(access, (void *)arg,
+ request_offset + request_size);
if (!rc) {
rc = -EFAULT;
--
Ben Hutchings
If at first you don't succeed, you're doing about average.
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