diff options
Diffstat (limited to 'kernel')
-rw-r--r-- | kernel/pid.c | 7 |
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/pid.c b/kernel/pid.c index 31310b5d3f50..5fa1db48d8b7 100644 --- a/kernel/pid.c +++ b/kernel/pid.c | |||
@@ -36,6 +36,7 @@ | |||
36 | #include <linux/pid_namespace.h> | 36 | #include <linux/pid_namespace.h> |
37 | #include <linux/init_task.h> | 37 | #include <linux/init_task.h> |
38 | #include <linux/syscalls.h> | 38 | #include <linux/syscalls.h> |
39 | #include <linux/kmemleak.h> | ||
39 | 40 | ||
40 | #define pid_hashfn(nr, ns) \ | 41 | #define pid_hashfn(nr, ns) \ |
41 | hash_long((unsigned long)nr + (unsigned long)ns, pidhash_shift) | 42 | hash_long((unsigned long)nr + (unsigned long)ns, pidhash_shift) |
@@ -512,6 +513,12 @@ void __init pidhash_init(void) | |||
512 | pid_hash = alloc_bootmem(pidhash_size * sizeof(*(pid_hash))); | 513 | pid_hash = alloc_bootmem(pidhash_size * sizeof(*(pid_hash))); |
513 | if (!pid_hash) | 514 | if (!pid_hash) |
514 | panic("Could not alloc pidhash!\n"); | 515 | panic("Could not alloc pidhash!\n"); |
516 | /* | ||
517 | * pid_hash contains references to allocated struct pid objects and it | ||
518 | * must be scanned by kmemleak to avoid false positives. | ||
519 | */ | ||
520 | kmemleak_alloc(pid_hash, pidhash_size * sizeof(*(pid_hash)), 0, | ||
521 | GFP_KERNEL); | ||
515 | for (i = 0; i < pidhash_size; i++) | 522 | for (i = 0; i < pidhash_size; i++) |
516 | INIT_HLIST_HEAD(&pid_hash[i]); | 523 | INIT_HLIST_HEAD(&pid_hash[i]); |
517 | } | 524 | } |