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authorGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-06-19 15:32:38 +0200
committerGreg Kroah-Hartman <gregkh@linuxfoundation.org>2025-06-19 15:32:38 +0200
commit70139ad9eba06eec22aa4a03d6198dce7b1d7963 (patch)
tree869cb46a94bfae79f97cf941297b37f0652e6869 /crypto/api.c
parent0cb30e3f5e2fdff1c4271330db21cec387d3d85c (diff)
parent23fdf46589db718d538fa3e65ab0d57362d50b4a (diff)
Merge v6.12.34linux-rolling-lts
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
Diffstat (limited to 'crypto/api.c')
-rw-r--r--crypto/api.c13
1 files changed, 11 insertions, 2 deletions
diff --git a/crypto/api.c b/crypto/api.c
index c2c4eb14ef95..5ce54328fef1 100644
--- a/crypto/api.c
+++ b/crypto/api.c
@@ -220,10 +220,19 @@ again:
if (crypto_is_test_larval(larval))
crypto_larval_kill(larval);
alg = ERR_PTR(-ETIMEDOUT);
- } else if (!alg) {
+ } else if (!alg || PTR_ERR(alg) == -EEXIST) {
+ int err = alg ? -EEXIST : -EAGAIN;
+
+ /*
+ * EEXIST is expected because two probes can be scheduled
+ * at the same time with one using alg_name and the other
+ * using driver_name. Do a re-lookup but do not retry in
+ * case we hit a quirk like gcm_base(ctr(aes),...) which
+ * will never match.
+ */
alg = &larval->alg;
alg = crypto_alg_lookup(alg->cra_name, type, mask) ?:
- ERR_PTR(-EAGAIN);
+ ERR_PTR(err);
} else if (IS_ERR(alg))
;
else if (crypto_is_test_larval(larval) &&