summaryrefslogtreecommitdiffstats
path: root/drivers/crypto/qce/ablkcipher.c
diff options
context:
space:
mode:
authorLinus Torvalds <torvalds@linux-foundation.org>2016-01-13 03:51:14 +0100
committerLinus Torvalds <torvalds@linux-foundation.org>2016-01-13 03:51:14 +0100
commitc597b6bcd5c624534afc3df65cdc42bb05173bca (patch)
tree8fedd26c5dc0357a10db08a6bef31085e2508280 /drivers/crypto/qce/ablkcipher.c
parentMerge tag 'upstream-4.5-rc1' of git://git.infradead.org/linux-ubifs (diff)
parentcrypto: hifn_795x, picoxcell - use ablkcipher_request_cast (diff)
downloadlinux-c597b6bcd5c624534afc3df65cdc42bb05173bca.tar.xz
linux-c597b6bcd5c624534afc3df65cdc42bb05173bca.zip
Merge branch 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
Pull crypto update from Herbert Xu: "Algorithms: - Add RSA padding algorithm Drivers: - Add GCM mode support to atmel - Add atmel support for SAMA5D2 devices - Add cipher modes to talitos - Add rockchip driver for rk3288 - Add qat support for C3XXX and C62X" * 'linus' of git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: (103 commits) crypto: hifn_795x, picoxcell - use ablkcipher_request_cast crypto: qat - fix SKU definiftion for c3xxx dev crypto: qat - Fix random config build issue crypto: ccp - use to_pci_dev and to_platform_device crypto: qat - Rename dh895xcc mmp firmware crypto: 842 - remove WARN inside printk crypto: atmel-aes - add debug facilities to monitor register accesses. crypto: atmel-aes - add support to GCM mode crypto: atmel-aes - change the DMA threshold crypto: atmel-aes - fix the counter overflow in CTR mode crypto: atmel-aes - fix atmel-ctr-aes driver for RFC 3686 crypto: atmel-aes - create sections to regroup functions by usage crypto: atmel-aes - fix typo and indentation crypto: atmel-aes - use SIZE_IN_WORDS() helper macro crypto: atmel-aes - improve performances of data transfer crypto: atmel-aes - fix atmel_aes_remove() crypto: atmel-aes - remove useless AES_FLAGS_DMA flag crypto: atmel-aes - reduce latency of DMA completion crypto: atmel-aes - remove unused 'err' member of struct atmel_aes_dev crypto: atmel-aes - rework crypto request completion ...
Diffstat (limited to 'drivers/crypto/qce/ablkcipher.c')
-rw-r--r--drivers/crypto/qce/ablkcipher.c8
1 files changed, 8 insertions, 0 deletions
diff --git a/drivers/crypto/qce/ablkcipher.c b/drivers/crypto/qce/ablkcipher.c
index 2c0d63d48747..dbcbbe242bd6 100644
--- a/drivers/crypto/qce/ablkcipher.c
+++ b/drivers/crypto/qce/ablkcipher.c
@@ -83,6 +83,14 @@ qce_ablkcipher_async_req_handle(struct crypto_async_request *async_req)
rctx->dst_nents = sg_nents_for_len(req->dst, req->nbytes);
else
rctx->dst_nents = rctx->src_nents;
+ if (rctx->src_nents < 0) {
+ dev_err(qce->dev, "Invalid numbers of src SG.\n");
+ return rctx->src_nents;
+ }
+ if (rctx->dst_nents < 0) {
+ dev_err(qce->dev, "Invalid numbers of dst SG.\n");
+ return -rctx->dst_nents;
+ }
rctx->dst_nents += 1;