diff options
| author | Gilad Ben-Yossef <gilad@benyossef.com> | 2019-04-18 16:38:50 +0300 |
|---|---|---|
| committer | Greg Kroah-Hartman <gregkh@linuxfoundation.org> | 2019-05-22 07:38:44 +0200 |
| commit | 2e1679f6a1d056ffe90e9b1faedbbfbddb52f4c2 (patch) | |
| tree | 49a18b8862c7ef6dfab51ec23f97c656c6e73a6f /drivers/crypto | |
| parent | 23a072df0482f9ac7dde802a9f7c892efc592aca (diff) | |
crypto: ccree - fix mem leak on error path
commit d574b707c873d6ef1a2a155f8cfcfecd821e9a2e upstream.
Fix a memory leak on the error path of IV generation code.
Signed-off-by: Gilad Ben-Yossef <gilad@benyossef.com>
Cc: stable@vger.kernel.org # v4.19+
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'drivers/crypto')
| -rw-r--r-- | drivers/crypto/ccree/cc_ivgen.c | 9 |
1 files changed, 3 insertions, 6 deletions
diff --git a/drivers/crypto/ccree/cc_ivgen.c b/drivers/crypto/ccree/cc_ivgen.c index 769458323394..1abec3896a78 100644 --- a/drivers/crypto/ccree/cc_ivgen.c +++ b/drivers/crypto/ccree/cc_ivgen.c @@ -154,9 +154,6 @@ void cc_ivgen_fini(struct cc_drvdata *drvdata) } ivgen_ctx->pool = NULL_SRAM_ADDR; - - /* release "this" context */ - kfree(ivgen_ctx); } /*! @@ -174,10 +171,12 @@ int cc_ivgen_init(struct cc_drvdata *drvdata) int rc; /* Allocate "this" context */ - ivgen_ctx = kzalloc(sizeof(*ivgen_ctx), GFP_KERNEL); + ivgen_ctx = devm_kzalloc(device, sizeof(*ivgen_ctx), GFP_KERNEL); if (!ivgen_ctx) return -ENOMEM; + drvdata->ivgen_handle = ivgen_ctx; + /* Allocate pool's header for initial enc. key/IV */ ivgen_ctx->pool_meta = dma_alloc_coherent(device, CC_IVPOOL_META_SIZE, &ivgen_ctx->pool_meta_dma, @@ -196,8 +195,6 @@ int cc_ivgen_init(struct cc_drvdata *drvdata) goto out; } - drvdata->ivgen_handle = ivgen_ctx; - return cc_init_iv_sram(drvdata); out: |