lkml.org 
[lkml]   [2019]   [Jul]   [25]   [last100]   RSS Feed
Views: [wrap][no wrap]   [headers]  [forward] 
 
Messages in this thread
Patch in this message
/
From
Subject[PATCH v3 11/14] crypto: caam - free resources in case caam_rng registration failed
Date
Check the return value of the hardware registration for caam_rng and free
resources in case of failure.

Fixes: e24f7c9 ("crypto: caam - hwrng support")
Signed-off-by: Iuliana Prodan <iuliana.prodan@nxp.com>
---
Changes since v2:
- update Fixes tag.
---
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
\
 
 \ /
  Last update: 2019-07-25 15:59    [W:0.107 / U:0.900 seconds]
©2003-2020 Jasper Spaans|hosted at Digital Ocean and TransIP|Read the blog|Advertise on this site