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authorChristoph Hellwig <hch@lst.de>2020-09-25 06:51:41 +0200
committerAl Viro <viro@zeniv.linux.org.uk>2020-10-03 06:02:13 +0200
commit89cd35c58bc2e36bfdc23dde67a429b08cf4ae03 (patch)
tree540a413bab63b20e24dba2dece0044277bb778a1 /net
parentiov_iter: refactor rw_copy_check_uvector and import_iovec (diff)
downloadlinux-89cd35c58bc2e36bfdc23dde67a429b08cf4ae03.tar.xz
linux-89cd35c58bc2e36bfdc23dde67a429b08cf4ae03.zip
iov_iter: transparently handle compat iovecs in import_iovec
Use in compat_syscall to import either native or the compat iovecs, and remove the now superflous compat_import_iovec. This removes the need for special compat logic in most callers, and the remaining ones can still be simplified by using __import_iovec with a bool compat parameter. Signed-off-by: Christoph Hellwig <hch@lst.de> Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
Diffstat (limited to 'net')
-rw-r--r--net/compat.c4
1 files changed, 2 insertions, 2 deletions
diff --git a/net/compat.c b/net/compat.c
index 95ce707a30a3..ddd15af3a283 100644
--- a/net/compat.c
+++ b/net/compat.c
@@ -98,8 +98,8 @@ int get_compat_msghdr(struct msghdr *kmsg,
if (err)
return err;
- err = compat_import_iovec(save_addr ? READ : WRITE, compat_ptr(ptr),
- len, UIO_FASTIOV, iov, &kmsg->msg_iter);
+ err = import_iovec(save_addr ? READ : WRITE, compat_ptr(ptr), len,
+ UIO_FASTIOV, iov, &kmsg->msg_iter);
return err < 0 ? err : 0;
}