From mboxrd@z Thu Jan 1 00:00:00 1970 Received: from smtp.nokia.com ([147.243.128.24] helo=mgw-da01.nokia.com) by canuck.infradead.org with esmtps (Exim 4.76 #1 (Red Hat Linux)) id 1QLsQH-0003Z0-RL for linux-mtd@lists.infradead.org; Mon, 16 May 2011 07:41:05 +0000 Received: from nokia.com (localhost [127.0.0.1]) by mgw-da01.nokia.com (Switch-3.4.4/Switch-3.4.3) with ESMTP id p4G7eT3x011095 for ; Mon, 16 May 2011 10:41:00 +0300 From: Artem Bityutskiy To: MTD list Subject: [PATCH 02/20] UBIFS: simplify error path in lprops debugging check Date: Mon, 16 May 2011 10:44:21 +0300 Message-Id: <1305531879-19311-3-git-send-email-dedekind1@gmail.com> In-Reply-To: <1305531879-19311-1-git-send-email-dedekind1@gmail.com> References: <1305531879-19311-1-git-send-email-dedekind1@gmail.com> Cc: Adrian Hunter List-Id: Linux MTD discussion mailing list List-Unsubscribe: , List-Archive: List-Post: List-Help: List-Subscribe: , From: Artem Bityutskiy Simplify error path in 'scan_check_cb()' and stop using the special 'data->err' field, but instead return the error code directly. Signed-off-by: Artem Bityutskiy --- fs/ubifs/lprops.c | 25 ++++++++++--------------- 1 files changed, 10 insertions(+), 15 deletions(-) diff --git a/fs/ubifs/lprops.c b/fs/ubifs/lprops.c index ce9fe39..ac4521a 100644 --- a/fs/ubifs/lprops.c +++ b/fs/ubifs/lprops.c @@ -1044,7 +1044,7 @@ static int scan_check_cb(struct ubifs_info *c, if (cat != (lp->flags & LPROPS_CAT_MASK)) { ubifs_err("bad LEB category %d expected %d", (lp->flags & LPROPS_CAT_MASK), cat); - goto out; + return -EINVAL; } } @@ -1078,7 +1078,7 @@ static int scan_check_cb(struct ubifs_info *c, } if (!found) { ubifs_err("bad LPT list (category %d)", cat); - goto out; + return -EINVAL; } } } @@ -1090,15 +1090,13 @@ static int scan_check_cb(struct ubifs_info *c, if ((lp->hpos != -1 && heap->arr[lp->hpos]->lnum != lnum) || lp != heap->arr[lp->hpos]) { ubifs_err("bad LPT heap (category %d)", cat); - goto out; + return -EINVAL; } } buf = __vmalloc(c->leb_size, GFP_NOFS, PAGE_KERNEL); - if (!buf) { - ubifs_err("cannot allocate memory to scan LEB %d", lnum); - goto out; - } + if (!buf) + return -ENOMEM; /* * After an unclean unmount, empty and freeable LEBs @@ -1120,9 +1118,8 @@ static int scan_check_cb(struct ubifs_info *c, sleb = ubifs_scan(c, lnum, 0, buf, 0); if (IS_ERR(sleb)) { - data->err = PTR_ERR(sleb); - ret = LPT_SCAN_STOP; - goto exit; + ret = PTR_ERR(sleb); + goto out; } is_idx = -1; @@ -1240,10 +1237,8 @@ static int scan_check_cb(struct ubifs_info *c, } ubifs_scan_destroy(sleb); - ret = LPT_SCAN_CONTINUE; -exit: vfree(buf); - return ret; + return LPT_SCAN_CONTINUE; out_print: ubifs_err("bad accounting of LEB %d: free %d, dirty %d flags %#x, " @@ -1252,10 +1247,10 @@ out_print: dbg_dump_leb(c, lnum); out_destroy: ubifs_scan_destroy(sleb); + ret = -EINVAL; out: vfree(buf); - data->err = -EINVAL; - return LPT_SCAN_STOP; + return ret; } /** -- 1.7.2.3