Merge "Fix for corruption when numFds or numInts is too large." into lmp-mr1-dev
diff --git a/cmds/dumpstate/dumpstate.c b/cmds/dumpstate/dumpstate.c
index 526374e..f9942e9 100644
--- a/cmds/dumpstate/dumpstate.c
+++ b/cmds/dumpstate/dumpstate.c
@@ -132,6 +132,7 @@
 
     dump_dev_files("TRUSTY VERSION", "/sys/bus/platform/drivers/trusty", "trusty_version");
     run_command("UPTIME", 10, "uptime", NULL);
+    dump_file("MMC PERF", "/sys/block/mmcblk0/stat");
     dump_file("MEMORY INFO", "/proc/meminfo");
     run_command("CPU INFO", 10, "top", "-n", "1", "-d", "1", "-m", "30", "-t", NULL);
     run_command("PROCRANK", 20, "procrank", NULL);
diff --git a/libs/binder/Parcel.cpp b/libs/binder/Parcel.cpp
index 1dbb06f..09238c2 100644
--- a/libs/binder/Parcel.cpp
+++ b/libs/binder/Parcel.cpp
@@ -26,7 +26,6 @@
 #include <binder/TextOutput.h>
 
 #include <errno.h>
-#include <utils/CallStack.h>
 #include <utils/Debug.h>
 #include <utils/Log.h>
 #include <utils/String8.h>
@@ -37,7 +36,6 @@
 
 #include <private/binder/binder_module.h>
 
-#include <fcntl.h>
 #include <inttypes.h>
 #include <stdio.h>
 #include <stdlib.h>
@@ -768,29 +766,6 @@
 status_t Parcel::writeDupFileDescriptor(int fd)
 {
     int dupFd = dup(fd);
-
-    {   // Temporary extra debug validation for b/17477219: a Parcel recipient is
-        // getting a positive but invalid fd unexpectedly. Trying to track down
-        // where it's coming from.
-        int dupErrno = dupFd < 0 ? errno : 0;
-        int fdFlags = fcntl(fd, F_GETFD);
-        int fdFlagsErrno = fdFlags == -1 ? errno : 0;
-        int dupFlags = fcntl(dupFd, F_GETFD);
-        int dupFlagsErrno = dupFlags == -1 ? errno : 0;
-        if (dupFd < 0 || fdFlags == -1 || dupFlags == -1) {
-            ALOGE("Parcel::writeDupFileDescriptor failed:\n"
-                    "  fd=%d flags=%d err=%d(%s)\n"
-                    "  dupFd=%d dupErr=%d(%s) flags=%d err=%d(%s)",
-                    fd, fdFlags, fdFlagsErrno, strerror(fdFlagsErrno),
-                    dupFd, dupErrno, strerror(dupErrno),
-                    dupFlags, dupFlagsErrno, strerror(dupFlagsErrno));
-            if (fd < 0 || fdFlags == -1) {
-                CallStack(LOG_TAG);
-            }
-            return -errno;
-        }
-    }
-
     if (dupFd < 0) {
         return -errno;
     }
@@ -1305,23 +1280,11 @@
 
     status_t err = NO_ERROR;
     for (size_t i=0 ; i<fd_count && err==NO_ERROR ; i++) {
-        int oldfd = this->readFileDescriptor();
-        fds[i] = dup(oldfd);
+        fds[i] = dup(this->readFileDescriptor());
         if (fds[i] < 0) {
-            int dupErrno = errno;
             err = BAD_VALUE;
-            int flags = fcntl(oldfd, F_GETFD);
-            int fcntlErrno = errno;
-            const flat_binder_object* flat = readObject(true);
-            ALOGE("dup failed in Parcel::read, fd %zu of %zu\n"
-                "  dup(%d) = %d [errno: %d (%s)]\n"
-                "  fcntl(%d, F_GETFD) = %d [errno: %d (%s)]\n"
-                "  flat %p type %d",
-                i, fd_count,
-                oldfd, fds[i], dupErrno, strerror(dupErrno),
-                oldfd, flags, fcntlErrno, strerror(fcntlErrno),
-                flat, flat ? flat->type : 0);
-            CallStack(LOG_TAG);
+            ALOGE("dup() failed in Parcel::read, i is %zu, fds[i] is %d, fd_count is %zu, error: %s",
+                i, fds[i], fd_count, strerror(errno));
         }
     }
 
diff --git a/libs/gui/BufferQueueProducer.cpp b/libs/gui/BufferQueueProducer.cpp
index 284ddb2..03bd4fd 100644
--- a/libs/gui/BufferQueueProducer.cpp
+++ b/libs/gui/BufferQueueProducer.cpp
@@ -523,12 +523,7 @@
 
     if (fence == NULL) {
         BQ_LOGE("queueBuffer: fence is NULL");
-        // Temporary workaround for b/17946343: soldier-on instead of returning an error. This
-        // prevents the client from dying, at the risk of visible corruption due to hwcomposer
-        // reading the buffer before the producer is done rendering it. Unless the buffer is the
-        // last frame of an animation, the corruption will be transient.
-        fence = Fence::NO_FENCE;
-        // return BAD_VALUE;
+        return BAD_VALUE;
     }
 
     switch (scalingMode) {
diff --git a/services/surfaceflinger/SurfaceFlinger.cpp b/services/surfaceflinger/SurfaceFlinger.cpp
index cc47e16..c469627 100644
--- a/services/surfaceflinger/SurfaceFlinger.cpp
+++ b/services/surfaceflinger/SurfaceFlinger.cpp
@@ -507,6 +507,9 @@
         return BAD_VALUE;
     }
 
+    if (!display.get())
+        return NAME_NOT_FOUND;
+
     int32_t type = NAME_NOT_FOUND;
     for (int i=0 ; i<DisplayDevice::NUM_BUILTIN_DISPLAY_TYPES ; i++) {
         if (display == mBuiltinDisplays[i]) {