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| author | Greg Hudson <ghudson@mit.edu> | 2009-02-05 18:34:57 +0000 |
|---|---|---|
| committer | Greg Hudson <ghudson@mit.edu> | 2009-02-05 18:34:57 +0000 |
| commit | 7ddad650cc63bacc2179ffbb22c94b5fe1b55f7c (patch) | |
| tree | 891eafd4a00082875a4c634b16621b8198b6144e /src/lib/krb5/keytab | |
| parent | 14f126c33d0259bed41255b9e809a66072733f36 (diff) | |
| download | krb5-7ddad650cc63bacc2179ffbb22c94b5fe1b55f7c.zip krb5-7ddad650cc63bacc2179ffbb22c94b5fe1b55f7c.tar.gz krb5-7ddad650cc63bacc2179ffbb22c94b5fe1b55f7c.tar.bz2 | |
In krb5_ktfileint_find_slot, check for an error return from ftell.
(Such an error will never happen in any reasonable stdio
implementation but it's more correct to check.)
git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@21892 dc483132-0cff-0310-8789-dd5450dbe970
Diffstat (limited to 'src/lib/krb5/keytab')
| -rw-r--r-- | src/lib/krb5/keytab/kt_file.c | 3 |
1 files changed, 3 insertions, 0 deletions
diff --git a/src/lib/krb5/keytab/kt_file.c b/src/lib/krb5/keytab/kt_file.c index ecdc28a..df5cbb0 100644 --- a/src/lib/krb5/keytab/kt_file.c +++ b/src/lib/krb5/keytab/kt_file.c @@ -1722,6 +1722,9 @@ krb5_ktfileint_find_slot(krb5_context context, krb5_keytab id, krb5_int32 *size_ * Make sure we zero any trailing data. */ zero_point = ftell(KTFILEP(id)); + if (zero_point < 0) { + return errno; + } while ((size = fread(iobuf, 1, sizeof(iobuf), KTFILEP(id)))) { if (size != sizeof(iobuf)) { remainder = size % sizeof(krb5_int32); |