Revert "proc: Remove verifiedbootstate flag from /proc/cmdline"lp-5.1

This commit breaks Offline Charging mode on Mediatek platforms (at least mt6753 and mt6795)

This reverts commit 81cd48af4ce91983fa556039f52bdede850c4e52.

1 files changed, 1 insertions, 27 deletions

diff --git a/fs/proc/cmdline.c b/fs/proc/cmdline.c
index d72ac6d03..82676e3fc 100644
--- a/fs/proc/cmdline.c
+++ b/fs/proc/cmdline.c
@@ -2,13 +2,10 @@
 #include <linux/init.h>
 #include <linux/proc_fs.h>
 #include <linux/seq_file.h>
-#include <asm/setup.h>
-
-static char new_command_line[COMMAND_LINE_SIZE];
 
 static int cmdline_proc_show(struct seq_file *m, void *v)
 {
-	seq_printf(m, "%s\n", new_command_line);
+	seq_printf(m, "%s\n", saved_command_line);
 	return 0;
 }
 
@@ -26,29 +23,6 @@ static const struct file_operations cmdline_proc_fops = {
 
 static int __init proc_cmdline_init(void)
 {
-	char *offset_addr, *cmd = new_command_line;
-
-	strcpy(cmd, saved_command_line);
-
-	/*
-	 * Remove 'androidboot.verifiedbootstate' flag from command line seen
-	 * by userspace in order to pass SafetyNet CTS check.
-	 */
-	offset_addr = strstr(cmd, "androidboot.verifiedbootstate=");
-	if (offset_addr) {
-		size_t i, len, offset;
-
-		len = strlen(cmd);
-		offset = offset_addr - cmd;
-
-		for (i = 1; i < (len - offset); i++) {
-			if (cmd[offset + i] == ' ')
-				break;
-		}
-
-		memmove(offset_addr, &cmd[offset + i + 1], len - i - offset);
-	}
-
 	proc_create("cmdline", 0, NULL, &cmdline_proc_fops);
 	return 0;
 }