[PATCH 1/2] crypto: tegra-aes: Fix NULL pointer dereference
From: Sachin Kamat <hidden>
Date: 2013-09-16 03:31:10
Also in:
linux-crypto
Subsystem:
crypto api, the rest · Maintainers:
Herbert Xu, "David S. Miller", Linus Torvalds
'dd' is tested for NULL. However, it is derefenced in the error message print. Change the print to pr_err to avoid this. Signed-off-by: Sachin Kamat <redacted> --- drivers/crypto/tegra-aes.c | 4 +++- 1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/drivers/crypto/tegra-aes.c b/drivers/crypto/tegra-aes.c
index 403282f..33f9530 100644
--- a/drivers/crypto/tegra-aes.c
+++ b/drivers/crypto/tegra-aes.c@@ -27,6 +27,8 @@ * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA. */ +#define pr_fmt(fmt) KBUILD_MODNAME ": " fmt + #include <linux/module.h> #include <linux/init.h> #include <linux/errno.h>
@@ -716,7 +718,7 @@ static int tegra_aes_rng_reset(struct crypto_rng *tfm, u8 *seed, u8 *dt; if (!ctx || !dd) { - dev_err(dd->dev, "ctx=0x%x, dd=0x%x\n", + pr_err("ctx=0x%x, dd=0x%x\n", (unsigned int)ctx, (unsigned int)dd); return -EINVAL; }
--
1.7.9.5