Merge changes from CUPS 1.4svn-r7199.

git-svn-id: svn+ssh://src.apple.com/svn/cups/easysw/current@577 a1ca3aef-8c08-0410-bb20-df032aa958be

1 files changed, 4 insertions, 0 deletions

diff --git a/cgi-bin/var.c b/cgi-bin/var.c
index 8d4dab9ea..a142e9ccb 100644
--- a/cgi-bin/var.c
+++ b/cgi-bin/var.c
@@ -784,11 +784,15 @@ cgi_initialize_post(void)
 
   for (tbytes = 0; tbytes < length; tbytes += nbytes)
     if ((nbytes = read(0, data + tbytes, length - tbytes)) < 0)
+    {
       if (errno != EAGAIN)
       {
         free(data);
         return (0);
       }
+      else
+        nbytes = 0;
+    }
 
   data[length] = '\0';