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Diffstat (limited to 'init/initramfs.c')
-rw-r--r--init/initramfs.c18
1 files changed, 8 insertions, 10 deletions
diff --git a/init/initramfs.c b/init/initramfs.c
index 80cd713f6cc..4c00edc5968 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -310,7 +310,8 @@ static int __init do_name(void)
if (wfd >= 0) {
sys_fchown(wfd, uid, gid);
sys_fchmod(wfd, mode);
- sys_ftruncate(wfd, body_len);
+ if (body_len)
+ sys_ftruncate(wfd, body_len);
vcollected = kstrdup(collected, GFP_KERNEL);
state = CopyFile;
}
@@ -515,6 +516,7 @@ skip:
initrd_end = 0;
}
+#ifdef CONFIG_BLK_DEV_RAM
#define BUF_SIZE 1024
static void __init clean_rootfs(void)
{
@@ -561,6 +563,7 @@ static void __init clean_rootfs(void)
sys_close(fd);
kfree(buf);
}
+#endif
static int __init populate_rootfs(void)
{
@@ -571,11 +574,10 @@ static int __init populate_rootfs(void)
if (initrd_start) {
#ifdef CONFIG_BLK_DEV_RAM
int fd;
- printk(KERN_INFO "checking if image is initramfs...\n");
+ printk(KERN_INFO "Trying to unpack rootfs image as initramfs...\n");
err = unpack_to_rootfs((char *)initrd_start,
initrd_end - initrd_start);
if (!err) {
- printk(KERN_INFO "rootfs image is initramfs; unpacking...\n");
free_initrd();
return 0;
} else {
@@ -593,15 +595,11 @@ static int __init populate_rootfs(void)
free_initrd();
}
#else
- printk(KERN_INFO "Unpacking initramfs...");
+ printk(KERN_INFO "Unpacking initramfs...\n");
err = unpack_to_rootfs((char *)initrd_start,
initrd_end - initrd_start);
- if (err) {
- printk(" failed!\n");
- printk(KERN_EMERG "%s\n", err);
- } else {
- printk(" done\n");
- }
+ if (err)
+ printk(KERN_EMERG "Initramfs unpacking failed: %s\n", err);
free_initrd();
#endif
}