From: Matthias Schiffer <mschiffer@universe-factory.net>
Date: Thu, 26 Jan 2017 11:56:24 +0000 (+0100)
Subject: init: fix /tmp permissions on zram
X-Git-Url: http://git.lede-project.org./?a=commitdiff_plain;h=0f5897760272307d671f4c4c11737241755e853d;p=project%2Fprocd.git

init: fix /tmp permissions on zram

mkfs.ext4 will create the filesystem with 755, we need to chmod to 1777
explicitly.

Signed-off-by: Matthias Schiffer <mschiffer@universe-factory.net>
---

diff --git a/initd/zram.c b/initd/zram.c
index 49480af..9fab794 100644
--- a/initd/zram.c
+++ b/initd/zram.c
@@ -124,5 +124,11 @@ mount_zram_on_tmp(void)
 
 	LOG("Using up to %ld kB of RAM as ZRAM storage on /mnt\n", zramsize);
 
+	ret = chmod("/tmp", 01777);
+	if (ret < 0) {
+		ERROR("Can't set /tmp mode to 1777: %s\n", strerror(errno));
+		return errno;
+	}
+
 	return 0;
 }