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author | Ingo Molnar <mingo@elte.hu> | 2008-11-11 11:16:20 +0300 |
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committer | Ingo Molnar <mingo@elte.hu> | 2008-11-11 11:16:20 +0300 |
commit | 45b86a96f17cb2900f291129b0e67287400e45b2 (patch) | |
tree | f7968bf36e3947ee42251f7eebc6ea5f24aca202 /net/core/scm.c | |
parent | 072ba49838b42c873c496d72c91bb237914cf3b6 (diff) | |
parent | 4143c5cb36331155a1823af8b3a8c761a59fed71 (diff) | |
download | linux-45b86a96f17cb2900f291129b0e67287400e45b2.tar.xz |
Merge branch 'devel' of git://git.kernel.org/pub/scm/linux/kernel/git/rostedt/linux-2.6-trace into tracing/urgent
Diffstat (limited to 'net/core/scm.c')
-rw-r--r-- | net/core/scm.c | 24 |
1 files changed, 21 insertions, 3 deletions
diff --git a/net/core/scm.c b/net/core/scm.c index 10f5c65f6a47..ab242cc1acca 100644 --- a/net/core/scm.c +++ b/net/core/scm.c @@ -75,6 +75,7 @@ static int scm_fp_copy(struct cmsghdr *cmsg, struct scm_fp_list **fplp) if (!fpl) return -ENOMEM; *fplp = fpl; + INIT_LIST_HEAD(&fpl->list); fpl->count = 0; } fpp = &fpl->fp[fpl->count]; @@ -106,9 +107,25 @@ void __scm_destroy(struct scm_cookie *scm) if (fpl) { scm->fp = NULL; - for (i=fpl->count-1; i>=0; i--) - fput(fpl->fp[i]); - kfree(fpl); + if (current->scm_work_list) { + list_add_tail(&fpl->list, current->scm_work_list); + } else { + LIST_HEAD(work_list); + + current->scm_work_list = &work_list; + + list_add(&fpl->list, &work_list); + while (!list_empty(&work_list)) { + fpl = list_first_entry(&work_list, struct scm_fp_list, list); + + list_del(&fpl->list); + for (i=fpl->count-1; i>=0; i--) + fput(fpl->fp[i]); + kfree(fpl); + } + + current->scm_work_list = NULL; + } } } @@ -284,6 +301,7 @@ struct scm_fp_list *scm_fp_dup(struct scm_fp_list *fpl) new_fpl = kmalloc(sizeof(*fpl), GFP_KERNEL); if (new_fpl) { + INIT_LIST_HEAD(&new_fpl->list); for (i=fpl->count-1; i>=0; i--) get_file(fpl->fp[i]); memcpy(new_fpl, fpl, sizeof(*fpl)); |