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authorSteffen Klassert <steffen.klassert@secunet.com>2012-03-29 09:04:46 +0200
committerHerbert Xu <herbert@gondor.apana.org.au>2012-03-29 19:52:48 +0800
commit5219a5342ab13650ae0f0c62319407268c48d0ab (patch)
tree42f49976ca15418e512bc172e2b4b08c86b2008a /include
parent1e1229940045a537c61fb69f86010a8774e576d0 (diff)
crypto: user - Fix size of netlink dump message
The default netlink message size limit might be exceeded when dumping a lot of algorithms to userspace. As a result, not all of the instantiated algorithms dumped to userspace. So calculate an upper bound on the message size and call netlink_dump_start() with that value. Signed-off-by: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Diffstat (limited to 'include')
-rw-r--r--include/linux/cryptouser.h3
1 files changed, 3 insertions, 0 deletions
diff --git a/include/linux/cryptouser.h b/include/linux/cryptouser.h
index 532fb58f16b..4abf2ea6a88 100644
--- a/include/linux/cryptouser.h
+++ b/include/linux/cryptouser.h
@@ -100,3 +100,6 @@ struct crypto_report_rng {
char type[CRYPTO_MAX_NAME];
unsigned int seedsize;
};
+
+#define CRYPTO_REPORT_MAXSIZE (sizeof(struct crypto_user_alg) + \
+ sizeof(struct crypto_report_blkcipher))