From e6ef806ef40a421435b1209f0f79d778c03fe04a Mon Sep 17 00:00:00 2001
From: Jakob Kaivo <jkk@ung.org>
Date: Mon, 27 May 2024 13:04:16 -0400
Subject: handle use-after-close

---
 src/stdio/getc_unlocked.c | 4 +---
 1 file changed, 1 insertion(+), 3 deletions(-)

(limited to 'src/stdio/getc_unlocked.c')

diff --git a/src/stdio/getc_unlocked.c b/src/stdio/getc_unlocked.c
index 0e68eb79..13c9f867 100644
--- a/src/stdio/getc_unlocked.c
+++ b/src/stdio/getc_unlocked.c
@@ -15,9 +15,7 @@ int getc_unlocked(FILE * stream)
 
 	SIGNAL_SAFE(0);
 
-	if (!stream) {
-		return EOF;
-	}
+	ASSERT_STREAM(stream, 0, OP_INPUT);
 
 	if (stream->operation == OP_OUTPUT) {
 		UNDEFINED("attempted input on stream immediately after output");
-- 
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