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| author | Kim Phillips <kim.phillips@freescale.com> | 2008-07-17 20:20:06 +0800 |
|---|---|---|
| committer | Herbert Xu <herbert@gondor.apana.org.au> | 2008-07-17 20:20:06 +0800 |
| commit | fa86a26795b850cdf4e557898457a63e241c1aa1 (patch) | |
| tree | 1aa60aa057b999d8ae25b1a9812fa6ea5afe438b /drivers/crypto/talitos.c | |
| parent | 586725f8604ef16ebbfdd66e73036e162ae00135 (diff) | |
| download | linux-3.10-fa86a26795b850cdf4e557898457a63e241c1aa1.tar.gz linux-3.10-fa86a26795b850cdf4e557898457a63e241c1aa1.tar.bz2 linux-3.10-fa86a26795b850cdf4e557898457a63e241c1aa1.zip | |
crypto: talitos - Stop leaking memory in error path
free edescriptor when returning error (such as -EAGAIN).
Signed-off-by: Kim Phillips <kim.phillips@freescale.com>
Acked-by: Lee Nipper <lee.nipper@freescale.com>
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/crypto/talitos.c')
| -rw-r--r-- | drivers/crypto/talitos.c | 9 |
1 files changed, 7 insertions, 2 deletions
diff --git a/drivers/crypto/talitos.c b/drivers/crypto/talitos.c index 79fdba2a20c..a81265bbb89 100644 --- a/drivers/crypto/talitos.c +++ b/drivers/crypto/talitos.c @@ -880,7 +880,7 @@ static int ipsec_esp(struct ipsec_esp_edesc *edesc, struct aead_request *areq, unsigned int cryptlen = areq->cryptlen; unsigned int authsize = ctx->authsize; unsigned int ivsize; - int sg_count; + int sg_count, ret; /* hmac key */ map_single_talitos_ptr(dev, &desc->ptr[0], ctx->authkeylen, &ctx->key, @@ -984,7 +984,12 @@ static int ipsec_esp(struct ipsec_esp_edesc *edesc, struct aead_request *areq, map_single_talitos_ptr(dev, &desc->ptr[6], ivsize, ctx->iv, 0, DMA_FROM_DEVICE); - return talitos_submit(dev, desc, callback, areq); + ret = talitos_submit(dev, desc, callback, areq); + if (ret != -EINPROGRESS) { + ipsec_esp_unmap(dev, edesc, areq); + kfree(edesc); + } + return ret; } |