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3a488aaec6
linux-next/drivers/crypto
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Horia Geantă 3a488aaec6 crypto: caam/qi - fix IV DMA mapping and updating 
There are two IV-related issues:
(1) crypto API does not guarantee to provide an IV buffer that is DMAable,
thus it's incorrect to DMA map it
(2) for in-place decryption, since ciphertext is overwritten with
plaintext, updated IV (req->info) will contain the last block of plaintext
(instead of the last block of ciphertext)

While these two issues could be fixed separately, it's straightforward
to fix both in the same time - by using the {ablkcipher,aead}_edesc
extended descriptor to store the IV that will be fed to the crypto engine;
this allows for fixing (2) by saving req->src[last_block] in req->info
directly, i.e. without allocating yet another temporary buffer.

A side effect of the fix is that it's no longer possible to have the IV
contiguous with req->src or req->dst.
Code checking for this case is removed.

Cc: <stable@vger.kernel.org> # 4.14+
Fixes: a68a193805 ("crypto: caam/qi - properly set IV after {en,de}crypt")
Link: http://lkml.kernel.org/r/20170113084620.GF22022@gondor.apana.org.au
Reported-by: Gilad Ben-Yossef <gilad@benyossef.com>
Signed-off-by: Horia Geantă <horia.geanta@nxp.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
2018-04-21 00:58:25 +08:00
..
amcc crypto: Use zeroing memory allocator instead of allocator/memset 2018-01-12 23:02:56 +11:00
axis crypto: axis - remove unnecessary platform_get_resource() error check 2018-01-26 01:10:29 +11:00
bcm crypto: brcm - explicitly cast cipher to hash type 2018-03-31 01:33:14 +08:00
caam crypto: caam/qi - fix IV DMA mapping and updating 2018-04-21 00:58:25 +08:00
cavium crypto: cavium - Replace mdelay with msleep in cpt_device_init 2018-03-23 23:48:43 +08:00
ccp crypto: ccp - Validate buffer lengths for copy operations 2018-03-16 23:35:52 +08:00
ccree crypto: ccree - remove unused enums 2018-03-31 01:34:19 +08:00
chelsio Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2018-04-04 17:11:08 -07:00
inside-secure crypto: inside-secure - hmac(sha224) support 2018-03-31 01:32:49 +08:00
marvell crypto: marvell/cesa - Clean up redundant #include 2018-03-03 00:03:13 +08:00
mediatek crypto: mediatek - move to generic async completion 2017-11-03 22:11:23 +08:00
nx crypto: nx-842 - Delete an error message for a failed memory allocation in nx842_pseries_init() 2018-02-22 22:16:39 +08:00
qat .gitignore: move *-asn1.[ch] patterns to the top-level .gitignore 2018-04-07 19:04:02 +09:00
qce Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2017-11-14 10:52:09 -08:00
rockchip License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
stm32 crypto: stm32/cryp - add stm32mp1 support 2018-02-15 23:26:57 +08:00
sunxi-ss crypto: sunxi-ss - Add MODULE_ALIAS to sun4i-ss 2018-02-22 22:16:15 +08:00
ux500 crypto: ux500 - Delete two unnecessary variable initialisations in ux500_cryp_probe() 2018-02-22 22:16:34 +08:00
virtio crypto: virtio - remove dependency on CRYPTO_AUTHENC 2018-03-16 23:35:51 +08:00
vmx Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6 2017-11-14 10:52:09 -08:00
atmel-aes-regs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
atmel-aes.c crypto: atmel-aes - fix the keys zeroing on errors 2018-03-03 00:03:40 +08:00
atmel-authenc.h crypto: atmel-authenc - add support to authenc(hmac(shaX), Y(aes)) modes 2017-02-03 18:16:14 +08:00
atmel-ecc.c crypto: atmel-ecc - fix signed integer to u8 assignment 2017-08-03 13:47:23 +08:00
atmel-ecc.h crypto: atmel-ecc - introduce Microchip / Atmel ECC driver 2017-07-18 17:50:58 +08:00
atmel-sha-regs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
atmel-sha.c crypto: atmel - Delete error messages for a failed memory allocation in six functions 2018-02-22 22:17:00 +08:00
atmel-tdes-regs.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
atmel-tdes.c crypto: atmel - Delete error messages for a failed memory allocation in six functions 2018-02-22 22:17:00 +08:00
exynos-rng.c crypto: exynos-rng - Add SPDX license identifier and correct module license 2018-01-18 22:52:23 +11:00
geode-aes.c crypto: geode-aes - fixed coding style warnings and error 2017-07-18 18:15:57 +08:00
geode-aes.h crypto: geode - Consistently use AES_KEYSIZE_128 2014-05-22 21:03:12 +08:00
hifn_795x.c crypto: hifn_795x - Fix a memory leak in the error handling path of 'hifn_probe()' 2017-11-29 17:33:30 +11:00
img-hash.c crypto: img-hash - remove unnecessary static in img_hash_remove() 2017-08-03 13:47:18 +08:00
ixp4xx_crypto.c crypto: ixp4xx - don't leak pointers to authenc keys 2018-03-31 01:33:12 +08:00
Kconfig crypto: bfin_crc - remove blackfin CRC driver 2018-03-23 23:48:37 +08:00
Makefile crypto: bfin_crc - remove blackfin CRC driver 2018-03-23 23:48:37 +08:00
mxc-scc.c crypto: mxc-scc - fix error code in mxc_scc_probe() 2017-07-18 17:50:54 +08:00
mxs-dcp.c crypto: mxs-dcp - Add empty hash export and import 2018-02-15 23:23:44 +08:00
n2_asm.S License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
n2_core.c crypto: n2 - Add empty hash export and import 2018-02-15 23:23:45 +08:00
n2_core.h License cleanup: add SPDX GPL-2.0 license identifier to files with no license 2017-11-02 11:10:55 +01:00
omap-aes-gcm.c crypto: omap-aes - pr_err() strings should end with newlines 2017-10-12 22:54:51 +08:00
omap-aes.c crypto: omap-aes - make queue length configurable 2018-03-09 22:45:39 +08:00
omap-aes.h crypto: omap - convert to new crypto engine API 2018-02-15 23:26:51 +08:00
omap-crypto.c crypto: omap-crypto - Verify page zone scatterlists before starting DMA 2018-03-09 22:45:36 +08:00
omap-crypto.h crypto: omap - add base support library for common routines 2017-06-10 12:04:15 +08:00
omap-des.c crypto: omap - convert to new crypto engine API 2018-02-15 23:26:51 +08:00
omap-sham.c crypto: omap-sham - Fix misleading indentation 2018-03-09 22:45:46 +08:00
padlock-aes.c x86/cpu: Rename cpu_data.x86_mask to cpu_data.x86_stepping 2018-02-15 01:15:52 +01:00
padlock-sha.c crypto: padlock-sha - constify x86_cpu_id 2017-09-22 17:43:20 +08:00
picoxcell_crypto_regs.h
picoxcell_crypto.c crypto: picoxcell - don't leak pointers to authenc keys 2018-03-31 01:33:13 +08:00
s5p-sss.c crypto: s5p-sss - Constify pointed data (arguments and local variables) 2018-03-09 22:45:47 +08:00
sahara.c crypto: sahara - Improve a size determination in sahara_probe() 2018-02-22 22:16:38 +08:00
talitos.c crypto: talitos - don't leak pointers to authenc keys 2018-03-31 01:33:14 +08:00
talitos.h crypto: talitos - chain in buffered data for ahash on SEC1 2017-10-12 22:55:38 +08:00