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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-08-20 14:29:37 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2023-08-20 14:29:37 +0200
commit642073c306e66daca108cb630d169129e50a6ba3 (patch)
treefe2edb842a30b67d369e5934602560aa3719b02e /mm/memory.c
parente67d7f60d2382677c25de10b2e4d8d3717ace91f (diff)
parentb320441c04c9bea76cbee1196ae55c20288fd7a6 (diff)
downloadlwn-642073c306e66daca108cb630d169129e50a6ba3.tar.gz
lwn-642073c306e66daca108cb630d169129e50a6ba3.zip
Merge commit b320441c04c9 ("Merge tag 'tty-6.5-rc7' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/tty") into tty-next
We need the serial-core fixes in here as well. Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'mm/memory.c')
-rw-r--r--mm/memory.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/mm/memory.c b/mm/memory.c
index 603b2f419948..1ec1ef3418bf 100644
--- a/mm/memory.c
+++ b/mm/memory.c
@@ -5705,6 +5705,9 @@ int __access_remote_vm(struct mm_struct *mm, unsigned long addr, void *buf,
if (mmap_read_lock_killable(mm))
return 0;
+ /* Untag the address before looking up the VMA */
+ addr = untagged_addr_remote(mm, addr);
+
/* Avoid triggering the temporary warning in __get_user_pages */
if (!vma_lookup(mm, addr) && !expand_stack(mm, addr))
return 0;