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Merge "lmkd: Protect against buffer overflow" into pi-dev

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TreeHugger Robot 2018-03-28 01:44:33 +00:00 • committed by Android (Google) Code Review
commit 136f765fb3
1 changed files with 5 additions and 2 deletions
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7
lmkd/lmkd.c
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@ -75,6 +75,9 @@
#define ARRAY_SIZE(x) (sizeof(x) / sizeof(*(x)))
#define EIGHT_MEGA (1 << 23)
#define STRINGIFY(x) STRINGIFY_INTERNAL(x)
#define STRINGIFY_INTERNAL(x) #x
/* default to old in-kernel interface if no memory pressure events */
static int use_inkernel_interface = 1;
static bool has_inkernel_module;
@ -555,10 +558,10 @@ static void ctrl_connect_handler(int data __unused, uint32_t events __unused) {
#ifdef LMKD_LOG_STATS
static void memory_stat_parse_line(char *line, struct memory_stat *mem_st) {
char key[LINE_MAX];
char key[LINE_MAX + 1];
int64_t value;
sscanf(line,"%s %" SCNd64 "", key, &value);
sscanf(line, "%" STRINGIFY(LINE_MAX) "s %" SCNd64 "", key, &value);
if (strcmp(key, "total_") < 0) {
return;