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authorJason Wang <jasowang@redhat.com>2020-05-20 14:57:50 +0800
committerGeert Uytterhoeven <geert@linux-m68k.org>2020-05-25 10:55:56 +0200
commit2941a4731fd24d5e43ef437cca90818f87fd4851 (patch)
treed94984ed2f2b4aa500e67076c6087043441b1dd6 /arch/m68k
parentb2003c7a811c765f18d1495c01251c20f9e6c93a (diff)
m68k: Add missing __user annotation in get_user()
The ptr is a pointer to userspace memory. So we need annotate it with __user otherwise we may get sparse warnings like: drivers/vhost/vhost.c:1603:13: sparse: sparse: incorrect type in initializer (different address spaces) @@ expected void const *__gu_ptr @@ got unsigned int [noderef] [usertypvoid const *__gu_ptr @@ drivers/vhost/vhost.c:1603:13: sparse: expected void const *__gu_ptr drivers/vhost/vhost.c:1603:13: sparse: got unsigned int [noderef] [usertype] <asn:1> *idxp Reported-by: kbuild test robot <lkp@intel.com> Signed-off-by: Jason Wang <jasowang@redhat.com> Acked-by: Michael S. Tsirkin <mst@redhat.com> Link: https://lore.kernel.org/r/20200520065750.8401-1-jasowang@redhat.com Fixes: 7124330dabe5b3cb ("m68k/uaccess: Revive 64-bit get_user()") Signed-off-by: Geert Uytterhoeven <geert@linux-m68k.org>
Diffstat (limited to 'arch/m68k')
-rw-r--r--arch/m68k/include/asm/uaccess_mm.h2
1 files changed, 1 insertions, 1 deletions
diff --git a/arch/m68k/include/asm/uaccess_mm.h b/arch/m68k/include/asm/uaccess_mm.h
index 7e85de984df1..9ae9f8d05925 100644
--- a/arch/m68k/include/asm/uaccess_mm.h
+++ b/arch/m68k/include/asm/uaccess_mm.h
@@ -142,7 +142,7 @@ asm volatile ("\n" \
__get_user_asm(__gu_err, x, ptr, u32, l, r, -EFAULT); \
break; \
case 8: { \
- const void *__gu_ptr = (ptr); \
+ const void __user *__gu_ptr = (ptr); \
union { \
u64 l; \
__typeof__(*(ptr)) t; \