[s390] copy_oldmem_kernel() - WRITE is "data source", not destination

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>

diff --git a/arch/s390/kernel/crash_dump.c b/arch/s390/kernel/crash_dump.c
index dd74fe664ed12e0e90619c783b2b4c840390c474..7ad7f20320b90b317c23478bc31558d67c2d38be 100644 (file)
--- a/arch/s390/kernel/crash_dump.c
+++ b/arch/s390/kernel/crash_dump.c
@@ -153,7 +153,7 @@ int copy_oldmem_kernel(void *dst, unsigned long src, size_t count)
 
        kvec.iov_base = dst;
        kvec.iov_len = count;
-       iov_iter_kvec(&iter, WRITE, &kvec, 1, count);
+       iov_iter_kvec(&iter, READ, &kvec, 1, count);
        if (copy_oldmem_iter(&iter, src, count) < count)
                return -EFAULT;
        return 0;