From 146dbcbf17a6d07169e75224d949cc2670de2e20 Mon Sep 17 00:00:00 2001 From: Yangtao Li Date: Thu, 27 Oct 2022 18:24:46 +0800 Subject: [PATCH] f2fs: fix return val in f2fs_start_ckpt_thread() Return PTR_ERR(cprc->f2fs_issue_ckpt) instead of -ENOMEM; Signed-off-by: Yangtao Li Reviewed-by: Chao Yu Signed-off-by: Jaegeuk Kim --- fs/f2fs/checkpoint.c | 4 +++- fs/f2fs/gc.c | 15 +++++++-------- fs/f2fs/segment.c | 4 ++-- 3 files changed, 12 insertions(+), 11 deletions(-) diff --git a/fs/f2fs/checkpoint.c b/fs/f2fs/checkpoint.c index c00694a..56f7d0d 100644 --- a/fs/f2fs/checkpoint.c +++ b/fs/f2fs/checkpoint.c @@ -1902,8 +1902,10 @@ int f2fs_start_ckpt_thread(struct f2fs_sb_info *sbi) cprc->f2fs_issue_ckpt = kthread_run(issue_checkpoint_thread, sbi, "f2fs_ckpt-%u:%u", MAJOR(dev), MINOR(dev)); if (IS_ERR(cprc->f2fs_issue_ckpt)) { + int err = PTR_ERR(cprc->f2fs_issue_ckpt); + cprc->f2fs_issue_ckpt = NULL; - return -ENOMEM; + return err; } set_task_ioprio(cprc->f2fs_issue_ckpt, cprc->ckpt_thread_ioprio); diff --git a/fs/f2fs/gc.c b/fs/f2fs/gc.c index d2e9c28..15f5685 100644 --- a/fs/f2fs/gc.c +++ b/fs/f2fs/gc.c @@ -171,13 +171,10 @@ int f2fs_start_gc_thread(struct f2fs_sb_info *sbi) { struct f2fs_gc_kthread *gc_th; dev_t dev = sbi->sb->s_bdev->bd_dev; - int err = 0; gc_th = f2fs_kmalloc(sbi, sizeof(struct f2fs_gc_kthread), GFP_KERNEL); - if (!gc_th) { - err = -ENOMEM; - goto out; - } + if (!gc_th) + return -ENOMEM; gc_th->urgent_sleep_time = DEF_GC_THREAD_URGENT_SLEEP_TIME; gc_th->min_sleep_time = DEF_GC_THREAD_MIN_SLEEP_TIME; @@ -192,12 +189,14 @@ int f2fs_start_gc_thread(struct f2fs_sb_info *sbi) sbi->gc_thread->f2fs_gc_task = kthread_run(gc_thread_func, sbi, "f2fs_gc-%u:%u", MAJOR(dev), MINOR(dev)); if (IS_ERR(gc_th->f2fs_gc_task)) { - err = PTR_ERR(gc_th->f2fs_gc_task); + int err = PTR_ERR(gc_th->f2fs_gc_task); + kfree(gc_th); sbi->gc_thread = NULL; + return err; } -out: - return err; + + return 0; } void f2fs_stop_gc_thread(struct f2fs_sb_info *sbi) diff --git a/fs/f2fs/segment.c b/fs/f2fs/segment.c index c470b44..c4270cd 100644 --- a/fs/f2fs/segment.c +++ b/fs/f2fs/segment.c @@ -620,7 +620,6 @@ int f2fs_create_flush_cmd_control(struct f2fs_sb_info *sbi) { dev_t dev = sbi->sb->s_bdev->bd_dev; struct flush_cmd_control *fcc; - int err; if (SM_I(sbi)->fcc_info) { fcc = SM_I(sbi)->fcc_info; @@ -644,7 +643,8 @@ init_thread: fcc->f2fs_issue_flush = kthread_run(issue_flush_thread, sbi, "f2fs_flush-%u:%u", MAJOR(dev), MINOR(dev)); if (IS_ERR(fcc->f2fs_issue_flush)) { - err = PTR_ERR(fcc->f2fs_issue_flush); + int err = PTR_ERR(fcc->f2fs_issue_flush); + kfree(fcc); SM_I(sbi)->fcc_info = NULL; return err; -- 2.7.4