proc: remove dummy vmcore_open()

Empty ->open is equivalent to always succeeding ->open.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>

diff --git a/fs/proc/vmcore.c b/fs/proc/vmcore.c
index 9ac0f5e064e09e99f58b428e933b2903a893a5b9..841368b87a29dbb89c68c4539b6203a7e0501905 100644 (file)
--- a/fs/proc/vmcore.c
+++ b/fs/proc/vmcore.c
@@ -165,14 +165,8 @@ static ssize_t read_vmcore(struct file *file, char __user *buffer,
        return acc;
 }
 
-static int open_vmcore(struct inode *inode, struct file *filp)
-{
-       return 0;
-}
-
 const struct file_operations proc_vmcore_operations = {
        .read           = read_vmcore,
-       .open           = open_vmcore,
 };
 
 static struct vmcore* __init get_new_element(void)