HttpAuthentication: Check LockBuffer() success...

... in _H() MD5 digest method. Thanks to axeld for the suggestion.
haiku · Jun 5, 2014 · 16b8886 · 16b8886
1 parent f0e21af
commit 16b8886
Showing 1 changed file with 3 additions and 0 deletions.
diff --git a/src/kits/network/libnetapi/HttpAuthentication.cpp b/src/kits/network/libnetapi/HttpAuthentication.cpp
@@ -381,6 +381,9 @@ BHttpAuthentication::_H(const BString& value) const
 	BString result;
 	// Preallocate the string
 	char* resultChar = result.LockBuffer(MD5_DIGEST_LENGTH * 2);
+	if (resultChar == NULL)
+		return BString();
+
 	for (int i = 0; i < MD5_DIGEST_LENGTH; i++) {
 		char c = ((hashResult[i] & 0xF0) >> 4);
 		c += (c > 9) ? 'a' - 10 : '0';