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Add guard in krb5_free_creds()

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Don't call krb5_free_contents() if the creds pointer is NULL.

MIT krb5 also has this guard.
This commit is contained in:
Nicolas Williams
2015-03-24 11:47:58 -05:00
parent 902aa4ee02
commit a1c87df260
1 changed files with 3 additions and 2 deletions
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5
lib/krb5/creds.c
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@@ -160,8 +160,9 @@ krb5_copy_creds (krb5_context context,
KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL KRB5_LIB_FUNCTION krb5_error_code KRB5_LIB_CALL
krb5_free_creds (krb5_context context, krb5_creds *c) krb5_free_creds (krb5_context context, krb5_creds *c)
{ {
krb5_free_cred_contents (context, c); if (c != NULL)
free (c); krb5_free_cred_contents(context, c);
free(c);
return 0; return 0;
} }