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| author | Herbert Xu <herbert@gondor.apana.org.au> | 2007-11-07 02:21:47 -0800 |
|---|---|---|
| committer | David S. Miller <davem@sunset.davemloft.net> | 2007-11-07 04:15:03 -0800 |
| commit | 4999f3621f4da622e77931b3d33ada6c7083c705 (patch) | |
| tree | ffa9bb7dca58a314303fa6f3bc33c60fb92204ff /net/ipv6/ipcomp6.c | |
| parent | fffe470a803e7f7b74c016291e542a0162761209 (diff) | |
| download | linux-4999f3621f4da622e77931b3d33ada6c7083c705.tar.bz2 | |
[IPSEC]: Fix crypto_alloc_comp error checking
The function crypto_alloc_comp returns an errno instead of NULL
to indicate error. So it needs to be tested with IS_ERR.
This is based on a patch by Vicenç Beltran Querol.
Signed-off-by: Herbert Xu <herbert@gondor.apana.org.au>
Signed-off-by: David S. Miller <davem@davemloft.net>
Diffstat (limited to 'net/ipv6/ipcomp6.c')
| -rw-r--r-- | net/ipv6/ipcomp6.c | 3 |
1 files changed, 2 insertions, 1 deletions
diff --git a/net/ipv6/ipcomp6.c b/net/ipv6/ipcomp6.c index 85eb4798d8d2..0cd4056f9127 100644 --- a/net/ipv6/ipcomp6.c +++ b/net/ipv6/ipcomp6.c @@ -36,6 +36,7 @@ #include <net/ipcomp.h> #include <asm/semaphore.h> #include <linux/crypto.h> +#include <linux/err.h> #include <linux/pfkeyv2.h> #include <linux/random.h> #include <linux/percpu.h> @@ -358,7 +359,7 @@ static struct crypto_comp **ipcomp6_alloc_tfms(const char *alg_name) for_each_possible_cpu(cpu) { struct crypto_comp *tfm = crypto_alloc_comp(alg_name, 0, CRYPTO_ALG_ASYNC); - if (!tfm) + if (IS_ERR(tfm)) goto error; *per_cpu_ptr(tfms, cpu) = tfm; } |