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authorArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2011-05-06 20:47:14 +0300
committerArtem Bityutskiy <Artem.Bityutskiy@nokia.com>2011-05-16 10:31:38 +0300
commitdcc50c8ee334d570cef84fc956084d567f32a8a3 (patch)
tree3a8a7709df4084a82348279babd29139cd229873 /fs/ubifs
parent8ca5175b02b77178a70cbb9fd7020c4938e3d3a6 (diff)
downloadop-kernel-dev-dcc50c8ee334d570cef84fc956084d567f32a8a3.zip
op-kernel-dev-dcc50c8ee334d570cef84fc956084d567f32a8a3.tar.gz
UBIFS: simplify error path in lprops debugging check
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 <Artem.Bityutskiy@nokia.com>
Diffstat (limited to 'fs/ubifs')
-rw-r--r--fs/ubifs/lprops.c25
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;
}
/**
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