From bdbac76046cc789ea94f6998239acc53a16aeb74 Mon Sep 17 00:00:00 2001
From: graphine27 <64922824+graphine27@users.noreply.github.com>
Date: Sat, 4 Feb 2023 00:38:14 +0200
Subject: [PATCH] Update eeprom.c

Signed-off-by: graphine27 <64922824+graphine27@users.noreply.github.com>
---
 tools/eeprom.c | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/tools/eeprom.c b/tools/eeprom.c
index 68ad8d065..375018ab1 100644
--- a/tools/eeprom.c
+++ b/tools/eeprom.c
@@ -220,7 +220,11 @@ mt76_eeprom_changes(void)
 
 	buf = malloc(EEPROM_PART_SIZE);
 	fseek(f, mtd_offset, SEEK_SET);
-	fread(buf, 1, EEPROM_PART_SIZE, f);
+	int result = fread(buf, 1, EEPROM_PART_SIZE, f);
+	if (!result) {
+		fprintf(stderr, "Cannot read from MTD device\n");
+		return 1;
+	}
 	for (i = 0; i < EEPROM_PART_SIZE; i++) {
 		if (buf[i] == eeprom_data[i])
 			continue;