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path: root/nis/nss_nisplus/nisplus-service.c
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Diffstat (limited to 'nis/nss_nisplus/nisplus-service.c')
-rw-r--r--nis/nss_nisplus/nisplus-service.c10
1 files changed, 10 insertions, 0 deletions
diff --git a/nis/nss_nisplus/nisplus-service.c b/nis/nss_nisplus/nisplus-service.c
index 3dd9f4dde6..51c1956e2f 100644
--- a/nis/nss_nisplus/nisplus-service.c
+++ b/nis/nss_nisplus/nisplus-service.c
@@ -234,6 +234,11 @@ internal_nisplus_getservent_r (struct servent *serv, char *buffer,
 	    }
 
 	  result = nis_first_entry (tablename_val);
+	  if (result == NULL)
+	    {
+	      *errnop = errno;
+	      return NSS_STATUS_TRYAGAIN;
+	    }
 	  if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
 	    return niserr2nss (result->status);
 	}
@@ -241,6 +246,11 @@ internal_nisplus_getservent_r (struct servent *serv, char *buffer,
 	{
 	  saved_res = result;
 	  result = nis_next_entry (tablename_val, &result->cookie);
+	  if (result == NULL)
+	    {
+	      *errnop = errno;
+	      return NSS_STATUS_TRYAGAIN;
+	    }
 	  if (niserr2nss (result->status) != NSS_STATUS_SUCCESS)
 	    {
 	      nis_freeresult (saved_res);