X-Git-Url: https://git.ozlabs.org/?p=ccan;a=blobdiff_plain;f=ccan%2Ffailtest%2Ftest%2Frun-write.c;h=ada185a643004ba961ce3698026a822824ad9e84;hp=9f1f1d7fc8005fdda59cbe46684157329f2469be;hb=36264d9553f924c8a58ae967f659601d1ff6793a;hpb=ee0626765b8cbf209cece44090e689726ac334ed

diff --git a/ccan/failtest/test/run-write.c b/ccan/failtest/test/run-write.c
index 9f1f1d7f..ada185a6 100644
--- a/ccan/failtest/test/run-write.c
+++ b/ccan/failtest/test/run-write.c
@@ -21,7 +21,8 @@ int main(int argc, char *argv[])
 	/* Child will fail, ignore. */
 	if (fd < 0)
 		failtest_exit(0);
-	write(fd, buf, strlen(buf));
+	if (write(fd, buf, strlen(buf)) != strlen(buf))
+		abort();
 	ok1(lseek(fd, 0, SEEK_CUR) == strlen(buf));
 
 	p = failtest_malloc(100, __FILE__, __LINE__);