X-Git-Url: https://git.kernelconcepts.de/?a=blobdiff_plain;f=net%2Fcompat.c;h=5cfd26a0006f07d15ee62a5660e0177745f454cf;hb=eb7167cecda532d3df3b2ac05570997d09e608b6;hp=f7bd286a82807148bed32622e5de2f975450c877;hpb=c102cb097d9371c2c60049d041ab1f8bdca5ccc2;p=karo-tx-linux.git

diff --git a/net/compat.c b/net/compat.c
index f7bd286a8280..5cfd26a0006f 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -31,10 +31,10 @@
 #include <asm/uaccess.h>
 #include <net/compat.h>
 
-ssize_t get_compat_msghdr(struct msghdr *kmsg,
-			  struct compat_msghdr __user *umsg,
-			  struct sockaddr __user **save_addr,
-			  struct iovec **iov)
+int get_compat_msghdr(struct msghdr *kmsg,
+		      struct compat_msghdr __user *umsg,
+		      struct sockaddr __user **save_addr,
+		      struct iovec **iov)
 {
 	compat_uptr_t uaddr, uiov, tmp3;
 	compat_size_t nr_segs;
@@ -79,13 +79,11 @@ ssize_t get_compat_msghdr(struct msghdr *kmsg,
 	if (nr_segs > UIO_MAXIOV)
 		return -EMSGSIZE;
 
-	err = compat_rw_copy_check_uvector(save_addr ? READ : WRITE,
-					   compat_ptr(uiov), nr_segs,
-					   UIO_FASTIOV, *iov, iov);
-	if (err >= 0)
-		iov_iter_init(&kmsg->msg_iter, save_addr ? READ : WRITE,
-			      *iov, nr_segs, err);
-	return err;
+	kmsg->msg_iocb = NULL;
+
+	return compat_import_iovec(save_addr ? READ : WRITE,
+				   compat_ptr(uiov), nr_segs,
+				   UIO_FASTIOV, iov, &kmsg->msg_iter);
 }
 
 /* Bleech... */
@@ -515,25 +513,25 @@ COMPAT_SYSCALL_DEFINE5(getsockopt, int, fd, int, level, int, optname,
 struct compat_group_req {
 	__u32				 gr_interface;
 	struct __kernel_sockaddr_storage gr_group
-		__attribute__ ((aligned(4)));
+		__aligned(4);
 } __packed;
 
 struct compat_group_source_req {
 	__u32				 gsr_interface;
 	struct __kernel_sockaddr_storage gsr_group
-		__attribute__ ((aligned(4)));
+		__aligned(4);
 	struct __kernel_sockaddr_storage gsr_source
-		__attribute__ ((aligned(4)));
+		__aligned(4);
 } __packed;
 
 struct compat_group_filter {
 	__u32				 gf_interface;
 	struct __kernel_sockaddr_storage gf_group
-		__attribute__ ((aligned(4)));
+		__aligned(4);
 	__u32				 gf_fmode;
 	__u32				 gf_numsrc;
 	struct __kernel_sockaddr_storage gf_slist[1]
-		__attribute__ ((aligned(4)));
+		__aligned(4);
 } __packed;
 
 #define __COMPAT_GF0_SIZE (sizeof(struct compat_group_filter) - \