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| author | Michael S. Tsirkin <mst@redhat.com> | 2014-12-14 18:53:10 +0200 |
|---|---|---|
| committer | Chris Zankel <chris@zankel.net> | 2014-12-15 20:14:26 -0800 |
| commit | 4255a8e199a00faa29b84c47ad57427dd1412581 (patch) | |
| tree | 1f7599ca56b6591431cb1654f3ec45b2c2db8730 | |
| parent | 2cb54e8493615484fd3e29f1f51d96201706b419 (diff) | |
| download | linux-4255a8e199a00faa29b84c47ad57427dd1412581.tar.gz linux-4255a8e199a00faa29b84c47ad57427dd1412581.tar.bz2 linux-4255a8e199a00faa29b84c47ad57427dd1412581.zip | |
xtensa/uaccess: fix sparse errors
virtio wants to read bitwise types from userspace using get_user. At the
moment this triggers sparse errors, since the value is passed through an
integer.
Fix that up using __force.
Signed-off-by: Michael S. Tsirkin <mst@redhat.com>
Signed-off-by: Chris Zankel <chris@zankel.net>
| -rw-r--r-- | arch/xtensa/include/asm/uaccess.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/xtensa/include/asm/uaccess.h b/arch/xtensa/include/asm/uaccess.h index c7211e7e182d..876eb380aa26 100644 --- a/arch/xtensa/include/asm/uaccess.h +++ b/arch/xtensa/include/asm/uaccess.h @@ -320,7 +320,7 @@ __asm__ __volatile__( \ ({ \ long __gu_err, __gu_val; \ __get_user_size(__gu_val,(ptr),(size),__gu_err); \ - (x) = (__typeof__(*(ptr)))__gu_val; \ + (x) = (__force __typeof__(*(ptr)))__gu_val; \ __gu_err; \ }) @@ -330,7 +330,7 @@ __asm__ __volatile__( \ const __typeof__(*(ptr)) *__gu_addr = (ptr); \ if (access_ok(VERIFY_READ,__gu_addr,size)) \ __get_user_size(__gu_val,__gu_addr,(size),__gu_err); \ - (x) = (__typeof__(*(ptr)))__gu_val; \ + (x) = (__force __typeof__(*(ptr)))__gu_val; \ __gu_err; \ }) |