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authorLinus Torvalds <torvalds@linux-foundation.org>2009-03-03 17:05:08 -0800
committerLinus Torvalds <torvalds@linux-foundation.org>2009-03-03 17:05:08 -0800
commit9c1a7747059a65dbc2d7703978841a37db699fbf (patch)
tree7bbbad1430fa70bcf1c4daaba7dd1dc88306c3b8 /crypto/api.c
parent219f170a85fee524fa528ef75a0432b79af95d0b (diff)
parent1777f1a978153e8b887c1e1eb5160ac46098b142 (diff)
downloadtalos-op-linux-9c1a7747059a65dbc2d7703978841a37db699fbf.tar.gz
talos-op-linux-9c1a7747059a65dbc2d7703978841a37db699fbf.zip
Merge git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6
* git://git.kernel.org/pub/scm/linux/kernel/git/herbert/crypto-2.6: crypto: ixp4xx - Fix qmgr_request_queue build failure crypto: api - Fix module load deadlock with fallback algorithms
Diffstat (limited to 'crypto/api.c')
-rw-r--r--crypto/api.c15
1 files changed, 13 insertions, 2 deletions
diff --git a/crypto/api.c b/crypto/api.c
index efe77df6863f..38a2bc02a98c 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -215,8 +215,19 @@ struct crypto_alg *crypto_larval_lookup(const char *name, u32 type, u32 mask)
mask &= ~(CRYPTO_ALG_LARVAL | CRYPTO_ALG_DEAD);
type &= mask;
- alg = try_then_request_module(crypto_alg_lookup(name, type, mask),
- name);
+ alg = crypto_alg_lookup(name, type, mask);
+ if (!alg) {
+ char tmp[CRYPTO_MAX_ALG_NAME];
+
+ request_module(name);
+
+ if (!((type ^ CRYPTO_ALG_NEED_FALLBACK) & mask) &&
+ snprintf(tmp, sizeof(tmp), "%s-all", name) < sizeof(tmp))
+ request_module(tmp);
+
+ alg = crypto_alg_lookup(name, type, mask);
+ }
+
if (alg)
return crypto_is_larval(alg) ? crypto_larval_wait(alg) : alg;
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