bpf: Add mmap() support for BPF_MAP_TYPE_ARRAY

[sfrench/cifs-2.6.git] / mm / mremap.c

diff --git a/mm/mremap.c b/mm/mremap.c
index fc241d23cd97ab34fa73d232e7cb8ce1785f784c..1fc8a29fbe3f44a7ecbee35eb67cbebc815f78ad 100644 (file)
--- a/mm/mremap.c
+++ b/mm/mremap.c
@@ -606,6 +606,9 @@ SYSCALL_DEFINE5(mremap, unsigned long, addr, unsigned long, old_len,
        LIST_HEAD(uf_unmap_early);
        LIST_HEAD(uf_unmap);
 
+       addr = untagged_addr(addr);
+       new_addr = untagged_addr(new_addr);
+
        if (flags & ~(MREMAP_FIXED | MREMAP_MAYMOVE))
                return ret;