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authorColin Ian King <colin.i.king@gmail.com>2022-04-24 20:11:56 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2022-04-29 07:44:58 +0200
commit11aeb93089ce0bf12ef79fe4d05fde075275e125 (patch)
treede15fa674bdb5d70d88365cce081ee6d44aad62d /drivers/char/hw_random
parentcrypto: qat - Fix unsigned function returning negative constant (diff)
downloadlinux-11aeb93089ce0bf12ef79fe4d05fde075275e125.tar.xz
linux-11aeb93089ce0bf12ef79fe4d05fde075275e125.zip
hwrng: optee - remove redundant initialization to variable rng_size
Variable rng_size is being initialized with a value that is never read, the variable is being re-assigned later on. The initialization is redundant and can be removed. Cleans up cppcheck warning: Variable 'rng_size' is assigned a value that is never used. Signed-off-by: Colin Ian King <colin.i.king@gmail.com> Reviewed-by: Sumit Garg <sumit.garg@linaro.org> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'drivers/char/hw_random')
-rw-r--r--drivers/char/hw_random/optee-rng.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/char/hw_random/optee-rng.c b/drivers/char/hw_random/optee-rng.c
index a948c0727b2b..96b5d546d136 100644
--- a/drivers/char/hw_random/optee-rng.c
+++ b/drivers/char/hw_random/optee-rng.c
@@ -115,7 +115,7 @@ static size_t get_optee_rng_data(struct optee_rng_private *pvt_data,
static int optee_rng_read(struct hwrng *rng, void *buf, size_t max, bool wait)
{
struct optee_rng_private *pvt_data = to_optee_rng_private(rng);
- size_t read = 0, rng_size = 0;
+ size_t read = 0, rng_size;
int timeout = 1;
u8 *data = buf;