Fix getting non-TLS QUIT in FIN segment

[exim.git] / src / src / filter.c

diff --git a/src/src/filter.c b/src/src/filter.c
index 402ad6ae53f52065f4e7df29b0f164ce2f67cc26..3897ae0f997232f27a372489f6175b375bf2b694 100644 (file)
--- a/src/src/filter.c
+++ b/src/src/filter.c
@@ -1952,7 +1952,7 @@ while (commands)
          (long int)geteuid());
        if (log_fd < 0)
          {
-         if (log_filename == NULL)
+         if (!log_filename)
            {
            *error_pointer = US"attempt to obey \"logwrite\" command "
              "without a previous \"logfile\"";
@@ -1961,7 +1961,7 @@ while (commands)
          log_fd = Uopen(log_filename, O_CREAT|O_APPEND|O_WRONLY, log_mode);
          if (log_fd < 0)
            {
-           *error_pointer = string_open_failed(errno, "filter log file \"%s\"",
+           *error_pointer = string_open_failed("filter log file \"%s\"",
              log_filename);
            return FF_ERROR;
            }
@@ -1975,9 +1975,8 @@ while (commands)
          }
        }
       else
-       {
-       DEBUG(D_filter) debug_printf_indent("skipping logwrite (verifying or testing)\n");
-       }
+       DEBUG(D_filter)
+         debug_printf_indent("skipping logwrite (verifying or testing)\n");
       break;
 
       /* Header addition and removal is available only in the system filter. The
@@ -2008,11 +2007,9 @@ while (commands)
        else if (subtype == FALSE)
          {
          int sep = 0;
-         uschar *ss;
-         const uschar *list = s;
-         uschar buffer[128];
-         while ((ss = string_nextinlist(&list, &sep, buffer, sizeof(buffer)))
-                != NULL)
+         const uschar * list = s;
+
+         for (uschar * ss; ss = string_nextinlist(&list, &sep, NULL, 0); )
            header_remove(0, ss);
          }