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| author | roel kluin <roel.kluin@gmail.com> | 2008-10-29 15:55:53 -0400 |
|---|---|---|
| committer | Paul Moore <paul.moore@hp.com> | 2008-10-29 15:55:53 -0400 |
| commit | 00af5c69598212cf6cd4ecb4ca89785118aeecad (patch) | |
| tree | 5e5039bb3083046680aa542f242f1eda6658028a /net | |
| parent | e946217e4fdaa67681bbabfa8e6b18641921f750 (diff) | |
| download | lwn-00af5c69598212cf6cd4ecb4ca89785118aeecad.tar.gz lwn-00af5c69598212cf6cd4ecb4ca89785118aeecad.zip | |
cipso: unsigned buf_len cannot be negative
unsigned buf_len cannot be negative
Signed-off-by: Roel Kluin <roel.kluin@gmail.com>
Signed-off-by: Paul Moore <paul.moore@hp.com>
Diffstat (limited to 'net')
| -rw-r--r-- | net/ipv4/cipso_ipv4.c | 7 |
1 files changed, 4 insertions, 3 deletions
diff --git a/net/ipv4/cipso_ipv4.c b/net/ipv4/cipso_ipv4.c index 490e035c6d90..2e78f6bd9775 100644 --- a/net/ipv4/cipso_ipv4.c +++ b/net/ipv4/cipso_ipv4.c @@ -2063,9 +2063,10 @@ int cipso_v4_skbuff_setattr(struct sk_buff *skb, u32 opt_len; int len_delta; - buf_len = cipso_v4_genopt(buf, buf_len, doi_def, secattr); - if (buf_len < 0) - return buf_len; + ret_val = cipso_v4_genopt(buf, buf_len, doi_def, secattr); + if (ret_val < 0) + return ret_val; + buf_len = ret_val; opt_len = (buf_len + 3) & ~3; /* we overwrite any existing options to ensure that we have enough |