Add __user attributes in some of the casts in this function to avoid
the following sparse warnings:
net/compat.c:592:57: warning: cast removes address space of expression
net/compat.c:592:57: warning: incorrect type in initializer (different address
spaces)
net/compat.c:592:57: expected struct compat_group_req [noderef] <asn:1>*gr32
net/compat.c:592:57: got void *<noident>
net/compat.c:613:65: warning: cast removes address space of expression
net/compat.c:613:65: warning: incorrect type in initializer (different address
spaces)
net/compat.c:613:65: expected struct compat_group_source_req [noderef]
<asn:1>*gsr32
net/compat.c:613:65: got void *<noident>
net/compat.c:634:60: warning: cast removes address space of expression
net/compat.c:634:60: warning: incorrect type in initializer (different address
spaces)
net/compat.c:634:60: expected struct compat_group_filter [noderef]
<asn:1>*gf32
net/compat.c:634:60: got void *<noident>
net/compat.c:672:52: warning: cast removes address space of expression
net/compat.c:672:52: warning: incorrect type in initializer (different address
spaces)
net/compat.c:672:52: expected struct compat_group_filter [noderef]
<asn:1>*gf32
net/compat.c:672:52: got void *<noident>
Signed-off-by: Ben Dooks <ben.do...@codethink.co.uk>
---
net/compat.c | 8 ++++----
1 file changed, 4 insertions(+), 4 deletions(-)
diff --git a/net/compat.c b/net/compat.c
index 3d348198004f..8c8c57d814af 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -589,7 +589,7 @@ int compat_mc_setsockopt(struct sock *sock, int level, int
optname,
case MCAST_JOIN_GROUP:
case MCAST_LEAVE_GROUP:
{
- struct compat_group_req __user *gr32 = (void *)optval;
+ struct compat_group_req __user *gr32 = (void __user *)optval;
struct group_req __user *kgr =
compat_alloc_user_space(sizeof(struct group_req));
u32 interface;
@@ -610,7 +610,7 @@ int compat_mc_setsockopt(struct sock *sock, int level, int
optname,
case MCAST_BLOCK_SOURCE:
case MCAST_UNBLOCK_SOURCE:
{
- struct compat_group_source_req __user *gsr32 = (void *)optval;
+ struct compat_group_source_req __user *gsr32 = (void __user
*)optval;
struct group_source_req __user *kgsr = compat_alloc_user_space(
sizeof(struct group_source_req));
u32 interface;
@@ -631,7 +631,7 @@ int compat_mc_setsockopt(struct sock *sock, int level, int
optname,
}
case MCAST_MSFILTER:
{
- struct compat_group_filter __user *gf32 = (void *)optval;
+ struct compat_group_filter __user *gf32 = (void __user *)optval;
struct group_filter __user *kgf;
u32 interface, fmode, numsrc;
@@ -669,7 +669,7 @@ int compat_mc_getsockopt(struct sock *sock, int level, int
optname,
char __user *optval, int __user *optlen,
int (*getsockopt)(struct sock *, int, int, char __user *, int __user *))
{
- struct compat_group_filter __user *gf32 = (void *)optval;
+ struct compat_group_filter __user *gf32 = (void __user *)optval;
struct group_filter __user *kgf;
int __user *koptlen;
u32 interface, fmode, numsrc;
--
2.20.1
