Duplicate the file descriptors for shellCommand
Fixes the fdsan issues regarding the ownership of
the file descriptors when running adb gpu commands.
Bug: b/293209452
Test: adb shell cmd gpu vkjson
Change-Id: Ifb624b888706759cf3689dbc34040e08e3d2d70b
diff --git a/libs/graphicsenv/IGpuService.cpp b/libs/graphicsenv/IGpuService.cpp
index 4c070ae..1c0439e 100644
--- a/libs/graphicsenv/IGpuService.cpp
+++ b/libs/graphicsenv/IGpuService.cpp
@@ -180,9 +180,9 @@
return reply->writeUtf8AsUtf16(driverPath);
}
case SHELL_COMMAND_TRANSACTION: {
- int in = data.readFileDescriptor();
- int out = data.readFileDescriptor();
- int err = data.readFileDescriptor();
+ int in = dup(data.readFileDescriptor());
+ int out = dup(data.readFileDescriptor());
+ int err = dup(data.readFileDescriptor());
std::vector<String16> args;
data.readString16Vector(&args);
@@ -195,6 +195,9 @@
status = shellCommand(in, out, err, args);
if (resultReceiver != nullptr) resultReceiver->send(status);
+ ::close(in);
+ ::close(out);
+ ::close(err);
return OK;
}