[PATCH] hwrng: core: remove redundant initialization of variable ret

From: Colin King
Date: Fri Jul 24 2020 - 06:10:07 EST


From: Colin Ian King <colin.king@xxxxxxxxxxxxx>

The variable ret is being initialized with a value that is never read
and it is being updated later with a new value. The initialization is
redundant and can be removed.

Addresses-Coverity: ("Unused value")
Signed-off-by: Colin Ian King <colin.king@xxxxxxxxxxxxx>
---
drivers/char/hw_random/core.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c
index d2d7a42d7e0d..8c1c47dd9f46 100644
--- a/drivers/char/hw_random/core.c
+++ b/drivers/char/hw_random/core.c
@@ -611,7 +611,7 @@ EXPORT_SYMBOL_GPL(devm_hwrng_unregister);

static int __init hwrng_modinit(void)
{
- int ret = -ENOMEM;
+ int ret;

/* kmalloc makes this safe for virt_to_page() in virtio_rng.c */
rng_buffer = kmalloc(rng_buffer_size(), GFP_KERNEL);
--
2.27.0