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UBIFS: use ERR_CAST 

Use ERR_CAST(x) rather than ERR_PTR(PTR_ERR(x)).  The former makes more
clear what is the purpose of the operation, which otherwise looks like a
no-op.

Signed-off-by: Julia Lawall <julia@diku.dk>
Signed-off-by: Artem Bityutskiy <Artem.Bityutskiy@nokia.com>
This commit is contained in:
Julia Lawall 2010-05-22 12:00:21 +02:00 committed by Artem Bityutskiy
parent 276de5d2a1
commit 6da5156fad
2 changed files with 8 additions and 8 deletions
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14
fs/ubifs/lpt.c
View File

@ -1457,13 +1457,13 @@ struct ubifs_lprops *ubifs_lpt_lookup(struct ubifs_info *c, int lnum)
shft -= UBIFS_LPT_FANOUT_SHIFT;
nnode = ubifs_get_nnode(c, nnode, iip);
if (IS_ERR(nnode))
return ERR_PTR(PTR_ERR(nnode));
return ERR_CAST(nnode);
}
iip = ((i >> shft) & (UBIFS_LPT_FANOUT - 1));
shft -= UBIFS_LPT_FANOUT_SHIFT;
pnode = ubifs_get_pnode(c, nnode, iip);
if (IS_ERR(pnode))
return ERR_PTR(PTR_ERR(pnode));
return ERR_CAST(pnode);
iip = (i & (UBIFS_LPT_FANOUT - 1));
dbg_lp("LEB %d, free %d, dirty %d, flags %d", lnum,
pnode->lprops[iip].free, pnode->lprops[iip].dirty,
@ -1586,7 +1586,7 @@ struct ubifs_lprops *ubifs_lpt_lookup_dirty(struct ubifs_info *c, int lnum)
nnode = c->nroot;
nnode = dirty_cow_nnode(c, nnode);
if (IS_ERR(nnode))
return ERR_PTR(PTR_ERR(nnode));
return ERR_CAST(nnode);
i = lnum - c->main_first;
shft = c->lpt_hght * UBIFS_LPT_FANOUT_SHIFT;
for (h = 1; h < c->lpt_hght; h++) {
@ -1594,19 +1594,19 @@ struct ubifs_lprops *ubifs_lpt_lookup_dirty(struct ubifs_info *c, int lnum)
shft -= UBIFS_LPT_FANOUT_SHIFT;
nnode = ubifs_get_nnode(c, nnode, iip);
if (IS_ERR(nnode))
return ERR_PTR(PTR_ERR(nnode));
return ERR_CAST(nnode);
nnode = dirty_cow_nnode(c, nnode);
if (IS_ERR(nnode))
return ERR_PTR(PTR_ERR(nnode));
return ERR_CAST(nnode);
}
iip = ((i >> shft) & (UBIFS_LPT_FANOUT - 1));
shft -= UBIFS_LPT_FANOUT_SHIFT;
pnode = ubifs_get_pnode(c, nnode, iip);
if (IS_ERR(pnode))
return ERR_PTR(PTR_ERR(pnode));
return ERR_CAST(pnode);
pnode = dirty_cow_pnode(c, pnode);
if (IS_ERR(pnode))
return ERR_PTR(PTR_ERR(pnode));
return ERR_CAST(pnode);
iip = (i & (UBIFS_LPT_FANOUT - 1));
dbg_lp("LEB %d, free %d, dirty %d, flags %d", lnum,
pnode->lprops[iip].free, pnode->lprops[iip].dirty,

2
fs/ubifs/lpt_commit.c
View File

@ -646,7 +646,7 @@ static struct ubifs_pnode *pnode_lookup(struct ubifs_info *c, int i)
shft -= UBIFS_LPT_FANOUT_SHIFT;
nnode = ubifs_get_nnode(c, nnode, iip);
if (IS_ERR(nnode))
return ERR_PTR(PTR_ERR(nnode));
return ERR_CAST(nnode);
}
iip = ((i >> shft) & (UBIFS_LPT_FANOUT - 1));
return ubifs_get_pnode(c, nnode, iip);