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-rw-r--r--init/initramfs.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/init/initramfs.c b/init/initramfs.c
index 2f79b3ec0b40..656d2d71349f 100644
--- a/init/initramfs.c
+++ b/init/initramfs.c
@@ -130,17 +130,20 @@ static long __init do_utime(char *filename, time64_t mtime)
static __initdata LIST_HEAD(dir_list);
struct dir_entry {
struct list_head list;
- char *name;
time64_t mtime;
+ char name[];
};
static void __init dir_add(const char *name, time64_t mtime)
{
- struct dir_entry *de = kmalloc(sizeof(struct dir_entry), GFP_KERNEL);
+ size_t nlen = strlen(name) + 1;
+ struct dir_entry *de;
+
+ de = kmalloc(sizeof(struct dir_entry) + nlen, GFP_KERNEL);
if (!de)
panic_show_mem("can't allocate dir_entry buffer");
INIT_LIST_HEAD(&de->list);
- de->name = kstrdup(name, GFP_KERNEL);
+ strscpy(de->name, name, nlen);
de->mtime = mtime;
list_add(&de->list, &dir_list);
}
@@ -151,7 +154,6 @@ static void __init dir_utime(void)
list_for_each_entry_safe(de, tmp, &dir_list, list) {
list_del(&de->list);
do_utime(de->name, de->mtime);
- kfree(de->name);
kfree(de);
}
}