[GNUnet-SVN] [gnurl] 207/220: sspi: fix memory leaks

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ng0 pushed a commit to branch master
in repository gnurl.

commit 67b30b341811cd0bc60bdaab5a7c5532fa23f623
Author: migueljcrum <miguel@localhost>
AuthorDate: Fri Sep 6 13:43:51 2019 +0000

    sspi: fix memory leaks
    
    Closes #4299
---
 lib/vauth/digest_sspi.c | 5 +++++
 lib/vauth/krb5_sspi.c   | 5 +++++
 lib/vauth/ntlm_sspi.c   | 5 +++++
 lib/vauth/spnego_sspi.c | 6 ++++++
 4 files changed, 21 insertions(+)

diff --git a/lib/vauth/digest_sspi.c b/lib/vauth/digest_sspi.c
index 850d6262b..a1090568b 100644
--- a/lib/vauth/digest_sspi.c
+++ b/lib/vauth/digest_sspi.c
@@ -61,6 +61,11 @@ bool Curl_auth_is_digest_supported(void)
   status = s_pSecFn->QuerySecurityPackageInfo((TCHAR *) TEXT(SP_NAME_DIGEST),
                                               &SecurityPackage);
 
+  /* Release the package buffer as it is not required anymore */
+  if(status == SEC_E_OK) {
+    s_pSecFn->FreeContextBuffer(SecurityPackage);
+  }
+
   return (status == SEC_E_OK ? TRUE : FALSE);
 }
 
diff --git a/lib/vauth/krb5_sspi.c b/lib/vauth/krb5_sspi.c
index 6ac049eb3..98041d915 100644
--- a/lib/vauth/krb5_sspi.c
+++ b/lib/vauth/krb5_sspi.c
@@ -58,6 +58,11 @@ bool Curl_auth_is_gssapi_supported(void)
                                               TEXT(SP_NAME_KERBEROS),
                                               &SecurityPackage);
 
+  /* Release the package buffer as it is not required anymore */
+  if(status == SEC_E_OK) {
+    s_pSecFn->FreeContextBuffer(SecurityPackage);
+  }
+
   return (status == SEC_E_OK ? TRUE : FALSE);
 }
 
diff --git a/lib/vauth/ntlm_sspi.c b/lib/vauth/ntlm_sspi.c
index 28109f76a..cd6cb79c1 100644
--- a/lib/vauth/ntlm_sspi.c
+++ b/lib/vauth/ntlm_sspi.c
@@ -56,6 +56,11 @@ bool Curl_auth_is_ntlm_supported(void)
   status = s_pSecFn->QuerySecurityPackageInfo((TCHAR *) TEXT(SP_NAME_NTLM),
                                               &SecurityPackage);
 
+  /* Release the package buffer as it is not required anymore */
+  if(status == SEC_E_OK) {
+    s_pSecFn->FreeContextBuffer(SecurityPackage);
+  }
+
   return (status == SEC_E_OK ? TRUE : FALSE);
 }
 
diff --git a/lib/vauth/spnego_sspi.c b/lib/vauth/spnego_sspi.c
index 13e20db39..b9c2cf7d6 100644
--- a/lib/vauth/spnego_sspi.c
+++ b/lib/vauth/spnego_sspi.c
@@ -59,6 +59,12 @@ bool Curl_auth_is_spnego_supported(void)
                                               TEXT(SP_NAME_NEGOTIATE),
                                               &SecurityPackage);
 
+  /* Release the package buffer as it is not required anymore */
+  if(status == SEC_E_OK) {
+    s_pSecFn->FreeContextBuffer(SecurityPackage);
+  }
+
+
   return (status == SEC_E_OK ? TRUE : FALSE);
 }
 

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