Messages in this thread Patch in this message | | | From | Iuliana Prodan <> | Subject | [PATCH v4 11/14] crypto: caam - free resources in case caam_rng registration failed | Date | Tue, 30 Jul 2019 14:06:42 +0300 |
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Check the return value of the hardware registration for caam_rng and free resources in case of failure.
Fixes: e24f7c9e87d4 ("crypto: caam - hwrng support") Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com> Reviewed-by: Horia Geanta <horia.geanta@nxp.com> --- Changes since v3: - update Fixes tag with 12 characters of the SHA1. --- drivers/crypto/caam/caamrng.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/caam/caamrng.c b/drivers/crypto/caam/caamrng.c index 561bcb5..54c32d5 100644 --- a/drivers/crypto/caam/caamrng.c +++ b/drivers/crypto/caam/caamrng.c @@ -333,7 +333,10 @@ int caam_rng_init(struct device *ctrldev) goto free_rng_ctx; dev_info(dev, "registering rng-caam\n"); - return hwrng_register(&caam_rng); + + err = hwrng_register(&caam_rng); + if (!err) + return err; free_rng_ctx: kfree(rng_ctx); -- 2.1.0
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