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Merge "[BugFix][HWASAN] stack-buffer-overflow" am: 16335690d4 am: 2002e0a739

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Original change: https://android-review.googlesource.com/c/platform/frameworks/base/+/1625862

Change-Id: I18ac634d813417fafebb38dcbdd804a12c68ef88
This commit is contained in:
Treehugger Robot
2021-08-27 18:41:35 +00:00
committed by Automerger Merge Worker
parent fe24624d72 2002e0a739
commit fec2dabce1
1 changed files with 6 additions and 2 deletions
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8
core/jni/android_util_Process.cpp
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@@ -261,8 +261,12 @@ void android_os_Process_setProcessGroup(JNIEnv* env, jobject clazz, int pid, jin
sprintf(proc_path, "/proc/%d/cmdline", pid); sprintf(proc_path, "/proc/%d/cmdline", pid);
fd = open(proc_path, O_RDONLY | O_CLOEXEC); fd = open(proc_path, O_RDONLY | O_CLOEXEC);
if (fd >= 0) { if (fd >= 0) {
int rc = read(fd, cmdline, sizeof(cmdline)-1); ssize_t rc = read(fd, cmdline, sizeof(cmdline) - 1);
cmdline[rc] = 0; if (rc < 0) {
ALOGE("read /proc/%d/cmdline (%s)", pid, strerror(errno));
} else {
cmdline[rc] = 0;
}
close(fd); close(fd);
} }