diff options
| author | Michael S. Tsirkin <mst@redhat.com> | 2014-12-11 18:56:04 -0500 |
|---|---|---|
| committer | Michael S. Tsirkin <mst@redhat.com> | 2015-01-13 08:23:13 -0500 |
| commit | a618337e8cd811f07bd660a857d5d9f0201f042b (patch) | |
| tree | 42e968dfc63de08b8fca7e31f099086f1ab25fa7 | |
| parent | a6325e7256ea4a31e5382adb2ecfba406d42e289 (diff) | |
m32r/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>
| -rw-r--r-- | arch/m32r/include/asm/uaccess.h | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/arch/m32r/include/asm/uaccess.h b/arch/m32r/include/asm/uaccess.h index 84fe7ba53035..d076942a7b2b 100644 --- a/arch/m32r/include/asm/uaccess.h +++ b/arch/m32r/include/asm/uaccess.h | |||
| @@ -218,7 +218,7 @@ extern int fixup_exception(struct pt_regs *regs); | |||
| 218 | unsigned long __gu_val; \ | 218 | unsigned long __gu_val; \ |
| 219 | might_fault(); \ | 219 | might_fault(); \ |
| 220 | __get_user_size(__gu_val,(ptr),(size),__gu_err); \ | 220 | __get_user_size(__gu_val,(ptr),(size),__gu_err); \ |
| 221 | (x) = (__typeof__(*(ptr)))__gu_val; \ | 221 | (x) = (__force __typeof__(*(ptr)))__gu_val; \ |
| 222 | __gu_err; \ | 222 | __gu_err; \ |
| 223 | }) | 223 | }) |
| 224 | 224 | ||
| @@ -230,7 +230,7 @@ extern int fixup_exception(struct pt_regs *regs); | |||
| 230 | might_fault(); \ | 230 | might_fault(); \ |
| 231 | if (access_ok(VERIFY_READ,__gu_addr,size)) \ | 231 | if (access_ok(VERIFY_READ,__gu_addr,size)) \ |
| 232 | __get_user_size(__gu_val,__gu_addr,(size),__gu_err); \ | 232 | __get_user_size(__gu_val,__gu_addr,(size),__gu_err); \ |
| 233 | (x) = (__typeof__(*(ptr)))__gu_val; \ | 233 | (x) = (__force __typeof__(*(ptr)))__gu_val; \ |
| 234 | __gu_err; \ | 234 | __gu_err; \ |
| 235 | }) | 235 | }) |
| 236 | 236 | ||
