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crypto: user - fix empty string test in report API

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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>
This commit is contained in:
Mathias Krause 2013-02-05 18:19:14 +01:00 committed by Herbert Xu
parent 9a5467bf7b
commit e336ed9647
1 changed files with 1 additions and 1 deletions
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crypto/crypto_user.c
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@ -196,7 +196,7 @@ static int crypto_report(struct sk_buff *in_skb, struct nlmsghdr *in_nlh,
struct crypto_dump_info info;
int err;
if (!p->cru_driver_name)
if (!p->cru_driver_name[0])
return -EINVAL;
alg = crypto_alg_match(p, 1);