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UBIFS: use kmemdup rather than duplicating its implementation
The patch was generated using fixed coccinelle semantic patch scripts/coccinelle/api/memdup.cocci [1]. [1]: http://permalink.gmane.org/gmane.linux.kernel/2014320 Signed-off-by: Andrzej Hajda <a.hajda@samsung.com> Reviewed-by: Richard Weinberger <richard@nod.at> Signed-off-by: Artem Bityutskiy <artem.bityutskiy@linux.intel.com>
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@ -1498,11 +1498,10 @@ static struct ubifs_nnode *dirty_cow_nnode(struct ubifs_info *c,
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}
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/* nnode is being committed, so copy it */
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n = kmalloc(sizeof(struct ubifs_nnode), GFP_NOFS);
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n = kmemdup(nnode, sizeof(struct ubifs_nnode), GFP_NOFS);
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if (unlikely(!n))
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return ERR_PTR(-ENOMEM);
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memcpy(n, nnode, sizeof(struct ubifs_nnode));
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n->cnext = NULL;
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__set_bit(DIRTY_CNODE, &n->flags);
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__clear_bit(COW_CNODE, &n->flags);
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@ -1549,11 +1548,10 @@ static struct ubifs_pnode *dirty_cow_pnode(struct ubifs_info *c,
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}
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/* pnode is being committed, so copy it */
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p = kmalloc(sizeof(struct ubifs_pnode), GFP_NOFS);
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p = kmemdup(pnode, sizeof(struct ubifs_pnode), GFP_NOFS);
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if (unlikely(!p))
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return ERR_PTR(-ENOMEM);
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memcpy(p, pnode, sizeof(struct ubifs_pnode));
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p->cnext = NULL;
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__set_bit(DIRTY_CNODE, &p->flags);
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__clear_bit(COW_CNODE, &p->flags);
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@ -198,11 +198,10 @@ static struct ubifs_znode *copy_znode(struct ubifs_info *c,
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{
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struct ubifs_znode *zn;
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zn = kmalloc(c->max_znode_sz, GFP_NOFS);
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zn = kmemdup(znode, c->max_znode_sz, GFP_NOFS);
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if (unlikely(!zn))
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return ERR_PTR(-ENOMEM);
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memcpy(zn, znode, c->max_znode_sz);
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zn->cnext = NULL;
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__set_bit(DIRTY_ZNODE, &zn->flags);
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__clear_bit(COW_ZNODE, &zn->flags);
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