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| author | Greg Hudson <ghudson@mit.edu> | 2009-05-23 00:09:58 +0000 |
|---|---|---|
| committer | Greg Hudson <ghudson@mit.edu> | 2009-05-23 00:09:58 +0000 |
| commit | 694081fabc4d7133adb741264f0a6a8d8a37d0eb (patch) | |
| tree | 1cb0810e6b04df77943ac1adb3b53defa7134876 /src | |
| parent | 7c59287273bfb50559bf4541dd981d877dd2ce35 (diff) | |
| download | krb5-694081fabc4d7133adb741264f0a6a8d8a37d0eb.tar.gz krb5-694081fabc4d7133adb741264f0a6a8d8a37d0eb.tar.xz krb5-694081fabc4d7133adb741264f0a6a8d8a37d0eb.zip | |
In krb5_ktfileint_write_entry, add a no-op fseek in between reading
EOF and writing the placeholder length field. Otherwise we can run
into an apparent bug in the Solaris 10 stdio library which causes the
next no-op fseek after the fwrite to fail with EINVAL.
git-svn-id: svn://anonsvn.mit.edu/krb5/trunk@22367 dc483132-0cff-0310-8789-dd5450dbe970
Diffstat (limited to 'src')
| -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 4139da5e0..4c90b8b47 100644 --- a/src/lib/krb5/keytab/kt_file.c +++ b/src/lib/krb5/keytab/kt_file.c @@ -1659,6 +1659,9 @@ krb5_ktfileint_find_slot(krb5_context context, krb5_keytab id, krb5_int32 *size_ return errno; if (!fread(&size, sizeof(size), 1, fp)) { /* Hit the end of file, reserve this slot. */ + /* Necessary to avoid a later fseek failing on Solaris 10. */ + if (fseek(fp, 0, SEEK_CUR)) + return errno; /* htonl(0) is 0, so no need to worry about byte order */ size = 0; if (!fwrite(&size, sizeof(size), 1, fp)) |