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wifi_sniffer: Add policy to allow wifi sniffer to access wifi firmware

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related files.

Add policy to allow wifi_sniffer daemon to access wifi firmware related
files.

To fix the denial message:
[85544.205505] type=1400 audit(1656381950.486:90): avc: denied { search
} for comm="wifi_sniffer" name="wifi" dev="sysfs" ino=97256
scontext=u:r:wifi_sniffer:s0 tcontext=u:object_r:sysfs_wifi:s0
tclass=dir permissive=1
[85544.206027] type=1400 audit(1656381950.486:91): avc: denied { write }
for comm="wifi_sniffer" name="firmware_path" dev="sysfs" ino=97268
scontext=u:r:wifi_sniffer:s0 tcontext=u:object_r:sysfs_wifi:s0
tclass=file permissive=1
[85544.206206] type=1400 audit(1656381950.486:92): avc: denied { open }
for comm="wifi_sniffer" path="/sys/wifi/firmware_path" dev="sysfs"
ino=97268 scontext=u:r:wifi_sniffer:s0 tcontext=u:object_r:sysfs_wifi:s0
tclass=file permissive=1
[85544.206349] type=1400 audit(1656381950.486:93): avc: denied { getattr
} for comm="wifi_sniffer" path="/sys/wifi/firmware_path" dev="sysfs"
ino=97268 scontext=u:r:wifi_sniffer:s0 tcontext=u:object_r:sysfs_wifi:s0
tclass=file permissive=1

Bug: 237465412
Test: wifi_sniffer is workable
Change-Id: I5500be87d2b670e29c08d026872a6b304109f7a3
This commit is contained in:
Star Chang
2022-06-30 12:07:32 +00:00
parent 74ff6db973
commit c466a68305
1 changed files with 4 additions and 0 deletions
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4
whitechapel_pro/wifi_sniffer.te Normal file
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@@ -0,0 +1,4 @@
userdebug_or_eng(`
allow wifi_sniffer sysfs_wifi:dir search;
allow wifi_sniffer sysfs_wifi:file rw_file_perms;
')