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Groups > linux.kernel > #1317922
| Path | csiph.com!aioe.org!bofh.it!news.nic.it!robomod |
|---|---|
| From | Arnd Bergmann <arnd@arndb.de> |
| Newsgroups | linux.kernel |
| Subject | [PATCH v2 2/2] crypto: jitterentropy - always select CRYPTO_RNG |
| Date | Tue, 26 Jan 2016 14:50:01 +0100 |
| Message-ID | <qVcal-4P7-3@gated-at.bofh.it> (permalink) |
| References | <qVcal-4P7-5@gated-at.bofh.it> |
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| Sender | robomod@news.nic.it |
| List-ID | <linux-kernel.vger.kernel.org> |
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| Approved | robomod@news.nic.it |
| Lines | 32 |
| Organization | linux.* mail to news gateway |
| X-Original-Cc | linux-arm-kernel@lists.infradead.org, Arnd Bergmann <arnd@arndb.de>, "David S. Miller" <davem@davemloft.net>, linux-crypto@vger.kernel.org, linux-kernel@vger.kernel.org |
| X-Original-Date | Tue, 26 Jan 2016 14:47:10 +0100 |
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| X-Original-Sender | linux-kernel-owner@vger.kernel.org |
| Xref | csiph.com linux.kernel:1317922 |
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When building the jitterentropy driver by itself, we get a link error when CRYPTO_RNG is not enabled as well: crypto/built-in.o: In function `jent_mod_init': jitterentropy-kcapi.c:(.init.text+0x98): undefined reference to `crypto_register_rng' crypto/built-in.o: In function `jent_mod_exit': jitterentropy-kcapi.c:(.exit.text+0x60): undefined reference to `crypto_unregister_rng' This adds a 'select CRYPTO_RNG' to CRYPTO_JITTERENTROPY to ensure the API is always there when it's used, not just when DRBG is also enabled. CRYPTO_DRBG would set it implicitly through CRYPTO_JITTERENTROPY now, but this leaves it in place to make it explicit what the driver does. Signed-off-by: Arnd Bergmann <arnd@arndb.de> --- crypto/Kconfig | 1 + 1 file changed, 1 insertion(+) diff --git a/crypto/Kconfig b/crypto/Kconfig index 3be07ad1d80d..88248821af82 100644 --- a/crypto/Kconfig +++ b/crypto/Kconfig @@ -1595,6 +1595,7 @@ endif # if CRYPTO_DRBG_MENU config CRYPTO_JITTERENTROPY tristate "Jitterentropy Non-Deterministic Random Number Generator" + select CRYPTO_RNG help The Jitterentropy RNG is a noise that is intended to provide seed to another RNG. The RNG does not -- 2.7.0
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[PATCH v2 2/2] crypto: jitterentropy - always select CRYPTO_RNG Arnd Bergmann <arnd@arndb.de> - 2016-01-26 14:50 +0100 Re: [PATCH v2 2/2] crypto: jitterentropy - always select CRYPTO_RNG Herbert Xu <herbert@gondor.apana.org.au> - 2016-01-27 15:20 +0100
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