if StrBuf_ServGetln() is called in a loop, its return value has to be checked for...

[citadel.git] / webcit / auth.c

diff --git a/webcit/auth.c b/webcit/auth.c
index ebf7aa14cdeb4be1bdf834a510520ff9b1fedfeb..35c2063b3f2e14a22bb97d46d0df3a9c480956ce 100644 (file)
--- a/webcit/auth.c
+++ b/webcit/auth.c
@@ -303,6 +303,7 @@ void finalize_openid_login(void)
                                long HKLen;
                                const char *HKey;
                                HashPos *Cursor;
+                               int len;
                                
                                Cursor = GetNewHashPos (WCC->Hdr->urlstrings, 0);
                                while (GetNextHashPos(WCC->Hdr->urlstrings, Cursor, &HKLen, &HKey, &U)) {
@@ -315,7 +316,9 @@ void finalize_openid_login(void)
                                serv_puts("000");
 
                                linecount = 0;
-                               while (StrBuf_ServGetln(Buf), strcmp(ChrPtr(Buf), "000")) 
+                               while (len = StrBuf_ServGetln(Buf), 
+                                      ((len >= 0) &&
+                                       ((len != 3) || strcmp(ChrPtr(Buf), "000") )))
                                {
                                        if (linecount == 0) result = NewStrBufDup(Buf);
                                        if (!strcasecmp(ChrPtr(result), "authenticate")) {