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authorEric Biggers <ebiggers@kernel.org>2025-11-01 21:19:41 -0700
committerJason A. Donenfeld <Jason@zx2c4.com>2025-11-02 13:40:13 +0100
commit933ecf591275e850a46b28c6016d2688b92e23f6 (patch)
tree0d682e1b72b270ef867774992e86e3d65b3cfa2d
parentrandom: replace use of system_unbound_wq with system_dfl_wq (diff)
downloadlinux-rng-933ecf591275e850a46b28c6016d2688b92e23f6.tar.xz
linux-rng-933ecf591275e850a46b28c6016d2688b92e23f6.zip
random: remove unused get_random_var_wait functions
None of these functions are used, so remove them. This renders the two bugs moot: - get_random_u64_wait() used the wrong pointer type, making it provide only 32 bits. - The '#undef' directive used the wrong identifier, leaving the helper macro defined. Signed-off-by: Eric Biggers <ebiggers@kernel.org> Signed-off-by: Jason A. Donenfeld <Jason@zx2c4.com>
-rw-r--r--include/linux/random.h15
1 files changed, 0 insertions, 15 deletions
diff --git a/include/linux/random.h b/include/linux/random.h
index 333cecfca93f..8a8064dc3970 100644
--- a/include/linux/random.h
+++ b/include/linux/random.h
@@ -130,21 +130,6 @@ static inline int get_random_bytes_wait(void *buf, size_t nbytes)
return ret;
}
-#define declare_get_random_var_wait(name, ret_type) \
- static inline int get_random_ ## name ## _wait(ret_type *out) { \
- int ret = wait_for_random_bytes(); \
- if (unlikely(ret)) \
- return ret; \
- *out = get_random_ ## name(); \
- return 0; \
- }
-declare_get_random_var_wait(u8, u8)
-declare_get_random_var_wait(u16, u16)
-declare_get_random_var_wait(u32, u32)
-declare_get_random_var_wait(u64, u32)
-declare_get_random_var_wait(long, unsigned long)
-#undef declare_get_random_var
-
#ifdef CONFIG_SMP
int random_prepare_cpu(unsigned int cpu);
int random_online_cpu(unsigned int cpu);