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| author | Linus Torvalds <torvalds@linux-foundation.org> | 2021-12-30 20:52:32 +0300 |
|---|---|---|
| committer | Linus Torvalds <torvalds@linux-foundation.org> | 2021-12-30 20:52:32 +0300 |
| commit | 9bad743e8d221c1be8fa80f0e76102234e472ac3 (patch) | |
| tree | 8ecd904aeb7d27edf1f85516f837b3617e5fd5d1 | |
| parent | 2d40060bb51fb3b571b57aa9d823ab7fe55b4280 (diff) | |
| parent | 3a0152b219523227c2a62a0a122cf99608287176 (diff) | |
| download | linux-9bad743e8d221c1be8fa80f0e76102234e472ac3.tar.xz | |
Merge tag 'char-misc-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc
Pull char/misc fixes from Greg KH:
"Here are two misc driver fixes for 5.16-final:
- binder accounting fix to resolve reported problem
- nitro_enclaves fix for mmap assert warning output
Both of these have been for over a week with no reported issues"
* tag 'char-misc-5.16' of git://git.kernel.org/pub/scm/linux/kernel/git/gregkh/char-misc:
nitro_enclaves: Use get_user_pages_unlocked() call to handle mmap assert
binder: fix async_free_space accounting for empty parcels
| -rw-r--r-- | drivers/android/binder_alloc.c | 2 | ||||
| -rw-r--r-- | drivers/virt/nitro_enclaves/ne_misc_dev.c | 5 |
2 files changed, 4 insertions, 3 deletions
diff --git a/drivers/android/binder_alloc.c b/drivers/android/binder_alloc.c index 340515f54498..47bc74a8c7b6 100644 --- a/drivers/android/binder_alloc.c +++ b/drivers/android/binder_alloc.c @@ -671,7 +671,7 @@ static void binder_free_buf_locked(struct binder_alloc *alloc, BUG_ON(buffer->user_data > alloc->buffer + alloc->buffer_size); if (buffer->async_transaction) { - alloc->free_async_space += size + sizeof(struct binder_buffer); + alloc->free_async_space += buffer_size + sizeof(struct binder_buffer); binder_alloc_debug(BINDER_DEBUG_BUFFER_ALLOC_ASYNC, "%d: binder_free_buf size %zd async free %zd\n", diff --git a/drivers/virt/nitro_enclaves/ne_misc_dev.c b/drivers/virt/nitro_enclaves/ne_misc_dev.c index 8939612ee0e0..6894ccb868a6 100644 --- a/drivers/virt/nitro_enclaves/ne_misc_dev.c +++ b/drivers/virt/nitro_enclaves/ne_misc_dev.c @@ -886,8 +886,9 @@ static int ne_set_user_memory_region_ioctl(struct ne_enclave *ne_enclave, goto put_pages; } - gup_rc = get_user_pages(mem_region.userspace_addr + memory_size, 1, FOLL_GET, - ne_mem_region->pages + i, NULL); + gup_rc = get_user_pages_unlocked(mem_region.userspace_addr + memory_size, 1, + ne_mem_region->pages + i, FOLL_GET); + if (gup_rc < 0) { rc = gup_rc; |