commit 7bad7c4646ee8fd8d6e6ed0ffd3ddbb0c1b41a2f
author Elliott Hughes <enh@google.com> Tue Apr 28 17:24:24 2015 -0700
committer Elliott Hughes <enh@google.com> Wed Apr 29 17:46:43 2015 -0700
tree e2c357667b0e76e6fa5a43c7a7951c872c373e9c
parent 8c389e9c769c8632cf16c0794f1e84f49996077c

Check all lseek calls succeed.

Also add missing TEMP_FAILURE_RETRYs on read, write, and lseek.

Bug: http://b/20625546
Change-Id: I03b198e11c1921b35518ee2dd005a7cfcf4fd94b

adb_install.cpp

diff --git a/adb_install.cpp b/adb_install.cpp
index ebd4cac..e3b94ea 100644
--- a/adb_install.cpp
+++ b/adb_install.cpp
@@ -42,7 +42,7 @@
         ui->Print("failed to open driver control: %s\n", strerror(errno));
         return;
     }
-    if (write(fd, enabled ? "1" : "0", 1) < 0) {
+    if (TEMP_FAILURE_RETRY(write(fd, enabled ? "1" : "0", 1)) == -1) {
         ui->Print("failed to set driver control: %s\n", strerror(errno));
     }
     if (close(fd) < 0) {