Merge tag 'iommu-fixes-5.4-rc1' of git://git.kernel.org/pub/scm/linux/kernel/git...

[linux-2.6-block.git] / mm / msync.c

diff --git a/mm/msync.c b/mm/msync.c
index ef30a429623a2f8191d9364a0c9a8b4aab0ddc8e..c3bd3e75f68764514e6f92914b4f05253146a3ea 100644 (file)
--- a/mm/msync.c
+++ b/mm/msync.c
@@ -37,6 +37,8 @@ SYSCALL_DEFINE3(msync, unsigned long, start, size_t, len, int, flags)
        int unmapped_error = 0;
        int error = -EINVAL;
 
+       start = untagged_addr(start);
+
        if (flags & ~(MS_ASYNC | MS_INVALIDATE | MS_SYNC))
                goto out;
        if (offset_in_page(start))