diff options
| -rw-r--r-- | drivers/char/hw_random/core.c | 10 |
1 files changed, 3 insertions, 7 deletions
diff --git a/drivers/char/hw_random/core.c b/drivers/char/hw_random/core.c index a0f7724852eb..cf49f1c88f01 100644 --- a/drivers/char/hw_random/core.c +++ b/drivers/char/hw_random/core.c @@ -302,7 +302,6 @@ err_misc_dereg: int hwrng_register(struct hwrng *rng) { - int must_register_misc; int err = -EINVAL; struct hwrng *old_rng, *tmp; @@ -327,7 +326,6 @@ int hwrng_register(struct hwrng *rng) goto out_unlock; } - must_register_misc = (current_rng == NULL); old_rng = current_rng; if (!old_rng) { err = hwrng_init(rng); @@ -336,13 +334,11 @@ int hwrng_register(struct hwrng *rng) current_rng = rng; } err = 0; - if (must_register_misc) { + if (!old_rng) { err = register_miscdev(); if (err) { - if (!old_rng) { - hwrng_cleanup(rng); - current_rng = NULL; - } + hwrng_cleanup(rng); + current_rng = NULL; goto out_unlock; } } |