diff options
| author | Hua Liu <richardl@codeaurora.org> | 2018-04-13 19:19:09 -0700 |
|---|---|---|
| committer | Davide Garberi <dade.garberi@gmail.com> | 2018-09-25 15:22:22 +0200 |
| commit | 559edba098ee1b8c6b29bdb755f5d04fa6cbb8c9 (patch) | |
| tree | a4276566b29d338ffbfdfc76ebe235950c22fcbe | |
| parent | a5ed486161017fcdeff61ba41a5b629555081dd1 (diff) | |
msm8996-common: Fix MBN copy issue
DAC_OVERRIDE is disabled for all the vendor init scripts
in Android P. This change will grant "group root" the write
permission temporarily for deleting/copying operations.
System user could not access the MBN files in data partition
no longer. Only radio user and root group have read permission
after boot up.
Change-Id: I9f184da2253dc5896b145c0e52fc3b42da15d9f7
| -rw-r--r-- | rootdir/etc/init.qcom.rc | 2 | ||||
| -rwxr-xr-x | rootdir/etc/init.qcom.sh | 6 |
2 files changed, 6 insertions, 2 deletions
diff --git a/rootdir/etc/init.qcom.rc b/rootdir/etc/init.qcom.rc index fc3c2ce..7f4e526 100644 --- a/rootdir/etc/init.qcom.rc +++ b/rootdir/etc/init.qcom.rc @@ -133,7 +133,7 @@ on post-fs-data mkdir /data/vendor/radio 0770 system radio # Create directory for modem_config - mkdir /data/vendor/modem_config 0550 system radio + mkdir /data/vendor/modem_config 0570 radio root # Create directories for Location services mkdir /data/vendor/location 0770 gps gps diff --git a/rootdir/etc/init.qcom.sh b/rootdir/etc/init.qcom.sh index 7010409..c0509b4 100755 --- a/rootdir/etc/init.qcom.sh +++ b/rootdir/etc/init.qcom.sh @@ -53,13 +53,17 @@ fi cur_version_info=`cat /firmware/verinfo/ver_info.txt` if [ ! -f /firmware/verinfo/ver_info.txt -o "$prev_version_info" != "$cur_version_info" ]; then + # add W for group recursively before delete + chmod g+w -R /data/vendor/modem_config/* rm -rf /data/vendor/modem_config/* # preserve the read only mode for all subdir and files cp --preserve=m -dr /firmware/image/modem_pr/mcfg/fancy_co/* /data/vendor/radio/modem_config cp --preserve=m -d /firmware/verinfo/ver_info.txt /data/vendor/modem_config/ cp --preserve=m -d /firmware/image/modem_pr/mbn_ota.txt /data/vendor/modem_config/ - chown -hR radio.radio /data/vendor/modem_config/* + # the group must be root, otherwise this script could not add "W" for group recursively + chown -hR radio.root /data/vendor/modem_config/* fi +chmod g-w /data/vendor/modem_config setprop ro.runtime.mbn_copy_completed 1 MemTotalStr=`cat /proc/meminfo | grep MemTotal` |