From ce2b15f40709f03540911e58ea8d2f4e4f3dd269 Mon Sep 17 00:00:00 2001
From: Hristo Venev <hristo@venev.name>
Date: Thu, 4 Jun 2020 23:17:45 +0300
Subject: Map VC memory as RO, fix error message.

---
 vc-log.c | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/vc-log.c b/vc-log.c
index e1e3b63..dce8822 100644
--- a/vc-log.c
+++ b/vc-log.c
@@ -151,7 +151,7 @@ static void vc_open(void) {
 		abort();
 	}
 
-	vc_mem = mmap(NULL, vc_mem_size, PROT_READ | PROT_WRITE, MAP_SHARED, vc_fd, 0);
+	vc_mem = mmap(NULL, vc_mem_size, PROT_READ, MAP_SHARED, vc_fd, 0);
 	if(vc_mem == MAP_FAILED) {
 		perror("mmap");
 		abort();
@@ -236,7 +236,7 @@ static void vc_log_read_all(void) {
 
 	uint32_t log_magic = vc_read_u32(log_start);
 	if(log_magic != 0x564c4f47) {
-		fprintf(stderr, "bad log magic: %x, wanted 4c4f4756\n", log_magic);
+		fprintf(stderr, "bad log magic: %x, wanted 564c4f47\n", log_magic);
 		abort();
 	}
 
-- 
cgit