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| author | Dave Watson <davejwatson@fb.com> | 2018-01-19 12:30:13 -0800 |
|---|---|---|
| committer | David S. Miller <davem@davemloft.net> | 2018-01-22 16:25:21 -0500 |
| commit | 7a8c4dd9be91a7e8f8f0e0419a560663adc694a3 (patch) | |
| tree | 99ba58543d67842199c468baff1cac8d272e0c14 /arch/tile/lib/memchr_64.c | |
| parent | 52acf06451930eb4cefabd5ecea56e2d46c32f76 (diff) | |
| download | linux-7a8c4dd9be91a7e8f8f0e0419a560663adc694a3.tar.bz2 | |
tls: Correct length of scatterlist in tls_sw_sendpage
The scatterlist is reused by both sendmsg and sendfile.
If a sendmsg of smaller number of pages is followed by a sendfile
of larger number of pages, the scatterlist may be too short, resulting
in a crash in gcm_encrypt.
Add sg_unmark_end to make the list the correct length.
tls_sw_sendmsg already calls sg_unmark_end correctly when it allocates
memory in alloc_sg, or in zerocopy_from_iter.
Signed-off-by: Dave Watson <davejwatson@fb.com>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'arch/tile/lib/memchr_64.c')
0 files changed, 0 insertions, 0 deletions