diff options
| author | Xindong Xu <xindong.xu@amlogic.com> | 2021-10-14 10:12:40 +0800 |
|---|---|---|
| committer | Max Zhang <zhangmax@google.com> | 2021-10-14 04:08:21 +0000 |
| commit | ff380936e098eecd03a8066722527989dcb5e27f (patch) | |
| tree | 78cc60fbc3f14fb04cd1a049cc820ffcb4e3a68e | |
| parent | 31fc67387a6d78371f0e8e20fe9cba76ad6357b2 (diff) | |
| download | u-boot-android-tv-12.0.0_r1.tar.gz | |
fastboot: add secure & lock check for fastboot cmd [1/1]android-tv-13.0.0_r1android-tv-12.0.0_r1android-tv-12.0.0_r1
BUG:202994010
Problem:
fastboot unlock & oem cmd maybe unsafe
Solution:
1. check lock state before fastboot cmds such as oem;
Verify:
adt3
Change-Id: Iefd67d45ba826ab4f9704643ca3afc2ba71ebc8a
Signed-off-by: Xindong Xu <xindong.xu@amlogic.com>
| -rw-r--r-- | drivers/usb/gadget/f_fastboot.c | 17 |
1 files changed, 17 insertions, 0 deletions
diff --git a/drivers/usb/gadget/f_fastboot.c b/drivers/usb/gadget/f_fastboot.c index 4664911878..ae881deff8 100644 --- a/drivers/usb/gadget/f_fastboot.c +++ b/drivers/usb/gadget/f_fastboot.c @@ -1086,6 +1086,12 @@ static void cb_download(struct usb_ep *ep, struct usb_request *req) printf("cmd cb_download is %s\n", cmd); + if (check_lock()) { + error("device is locked, can not run this cmd.Please flashing unlock & flashing unlock_critical\n"); + fastboot_tx_write_str("FAILlocked device"); + return; + } + strsep(&cmd, ":"); download_size = simple_strtoul(cmd, NULL, 16); download_bytes = 0; @@ -1154,6 +1160,11 @@ static void do_bootm_on_complete(struct usb_ep *ep, struct usb_request *req) static void cb_boot(struct usb_ep *ep, struct usb_request *req) { + if (check_lock()) { + error("device is locked, can not run this cmd.Please flashing unlock & flashing unlock_critical\n"); + fastboot_tx_write_str("FAILlocked device"); + return; + } fastboot_func->in_req->complete = do_bootm_on_complete; fastboot_tx_write_str("OKAY"); } @@ -1553,6 +1564,12 @@ static void cb_oem_cmd(struct usb_ep *ep, struct usb_request *req) char cmd_str[RESPONSE_LEN]; printf("oem cmd[%s]\n", cmd); + if (check_lock()) { + error("device is locked, can not run this cmd.Please flashing unlock & flashing unlock_critical\n"); + fastboot_tx_write_str("FAILlocked device"); + return; + } + strsep(&cmd, " "); printf("To run cmd[%s]\n", cmd); |