diff options
| -rw-r--r-- | core/jni/android_util_Binder.cpp | 15 |
1 files changed, 11 insertions, 4 deletions
diff --git a/core/jni/android_util_Binder.cpp b/core/jni/android_util_Binder.cpp index 3ac2225..259d030 100644 --- a/core/jni/android_util_Binder.cpp +++ b/core/jni/android_util_Binder.cpp @@ -943,13 +943,20 @@ static jboolean android_os_BinderProxy_isBinderAlive(JNIEnv* env, jobject obj) } static int getprocname(pid_t pid, char *buf, size_t len) { - char filename[20]; + char filename[32]; FILE *f; - sprintf(filename, "/proc/%d/cmdline", pid); + snprintf(filename, sizeof(filename), "/proc/%d/cmdline", pid); f = fopen(filename, "r"); - if (!f) { *buf = '\0'; return 1; } - if (!fgets(buf, len, f)) { *buf = '\0'; return 2; } + if (!f) { + *buf = '\0'; + return 1; + } + if (!fgets(buf, len, f)) { + *buf = '\0'; + fclose(f); + return 2; + } fclose(f); return 0; } |