gods

commit 1a07419e1f524f91150dc146a2c13fcf3b0bd638
parent de7198ec54f6d63fdb994a0cb140dff8d5208192
Author: Naveen Narayanan <zerous@nocebo.space>
Date:   Sun, 10 Oct 2021 13:37:32 +0200

Check if fdopen returns error

Diffstat:
M
main.c
 | 
6
++++++

1 file changed, 6 insertions(+), 0 deletions(-)
diff --git a/main.c b/main.c
@@ -95,7 +95,13 @@ foverlap(int fd1, int fd2)
 	char buf1[16], buf2[16];
 
 	fp1 = fdopen(fd1, "r");
+	if (!fp1)
+		err(1, "fdopen failed");
+
 	fp2 = fdopen(fd2, "r");
+	if (!fp2)
+		err(1, "fdopen failed");
+
 	do {
 		r1 = fscanf(fp1, "%s\n", buf1);
 		if (r1 != EOF) {