sock.c: potential null dereference
We test that "prot->rsk_prot" is non-null right before we dereference it on this line. Signed-off-by: Dan Carpenter <error27@gmail.com> Signed-off-by: David S. Miller <davem@davemloft.net>
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@ -2288,7 +2288,8 @@ int proto_register(struct proto *prot, int alloc_slab)
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prot->rsk_prot->slab = NULL;
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prot->rsk_prot->slab = NULL;
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}
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}
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out_free_request_sock_slab_name:
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out_free_request_sock_slab_name:
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kfree(prot->rsk_prot->slab_name);
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if (prot->rsk_prot)
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kfree(prot->rsk_prot->slab_name);
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out_free_sock_slab:
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out_free_sock_slab:
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kmem_cache_destroy(prot->slab);
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kmem_cache_destroy(prot->slab);
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prot->slab = NULL;
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prot->slab = NULL;
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