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| author | Greg Hudson <ghudson@mit.edu> | 2012-03-31 00:38:16 +0000 |
|---|---|---|
| committer | Greg Hudson <ghudson@mit.edu> | 2012-03-31 00:38:16 +0000 |
| commit | 4ce0974b4d5c37b22ceedb5aa7115eedcfc486ef (patch) | |
| tree | 399b0311b8a02bebf3e40db2eb4964df08ebd8f8 /src/lib | |
| parent | ad10a94d11676da906feb0d8b9394c5b2ed394aa (diff) | |
| download | krb5-4ce0974b4d5c37b22ceedb5aa7115eedcfc486ef.tar.gz krb5-4ce0974b4d5c37b22ceedb5aa7115eedcfc486ef.tar.xz krb5-4ce0974b4d5c37b22ceedb5aa7115eedcfc486ef.zip | |
Avoid malloc(0) in ASN.1 bytestring decode
In k5_asn1_decode_bytestring, just leave *str_out as NULL if len is 0,
instead of calling malloc(0) and possibly returning a spurious ENOMEM.
git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@25796 dc483132-0cff-0310-8789-dd5450dbe970
Diffstat (limited to 'src/lib')
| -rw-r--r-- | src/lib/krb5/asn.1/asn1_encode.c | 2 |
1 files changed, 2 insertions, 0 deletions
diff --git a/src/lib/krb5/asn.1/asn1_encode.c b/src/lib/krb5/asn.1/asn1_encode.c index 51fd8eeab..395831c1a 100644 --- a/src/lib/krb5/asn.1/asn1_encode.c +++ b/src/lib/krb5/asn.1/asn1_encode.c @@ -234,6 +234,8 @@ k5_asn1_decode_bytestring(const unsigned char *asn1, size_t len, *str_out = NULL; *len_out = 0; + if (len == 0) + return 0; str = malloc(len); if (str == NULL) return ENOMEM; |