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-rw-r--r--src/src/exim.c5
1 files changed, 3 insertions, 2 deletions
diff --git a/src/src/exim.c b/src/src/exim.c
index 9da921a5c..38ce2b46f 100644
--- a/src/src/exim.c
+++ b/src/src/exim.c
@@ -958,8 +958,9 @@ void
show_string(BOOL is_stdout, gstring * g)
{
const uschar * s = string_from_gstring(g);
-if (is_stdout) fputs(CCS s, stdout);
-else debug_printf("%s", s);
+if (s)
+ if (is_stdout) fputs(CCS s, stdout);
+ else debug_printf("%s", s);
}