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crypto: user - fix empty string test in report API
The current test for empty strings fails because it is testing the address of a field, not a pointer. So the test will always be true. Test the first character in the string to not be null instead. Signed-off-by: Mathias Krause <minipli@googlemail.com> Cc: Steffen Klassert <steffen.klassert@secunet.com> Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
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@ -196,7 +196,7 @@ static int crypto_report(struct sk_buff *in_skb, struct nlmsghdr *in_nlh,
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struct crypto_dump_info info;
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int err;
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if (!p->cru_driver_name)
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if (!p->cru_driver_name[0])
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return -EINVAL;
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alg = crypto_alg_match(p, 1);
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