qnx4fs: Use kmemdup rather than duplicating its implementation

The semantic patch that makes this change is available in scripts/coccinelle/api/memdup.cocci. Signed-off-by: Thomas Meyer <[email protected]> Signed-off-by: Anders Larsen <[email protected]> Signed-off-by: Jiri Kosina <[email protected]>
josf · Nov 20, 2011 · 67c50a7 · 67c50a7
1 parent 6416b9f
commit 67c50a7
Showing 1 changed file with 4 additions and 3 deletions.
diff --git a/fs/qnx4/inode.c b/fs/qnx4/inode.c
@@ -199,12 +199,13 @@ static const char *qnx4_checkroot(struct super_block *sb)
 					if (!strcmp(rootdir->di_fname,
 						    QNX4_BMNAME)) {
 						found = 1;
-						qnx4_sb(sb)->BitMap = kmalloc( sizeof( struct qnx4_inode_entry ), GFP_KERNEL );
+						qnx4_sb(sb)->BitMap = kmemdup(rootdir,
+									      sizeof(struct qnx4_inode_entry),
+									      GFP_KERNEL);
 						if (!qnx4_sb(sb)->BitMap) {
 							brelse (bh);
 							return "not enough memory for bitmap inode";
-						}
-						memcpy( qnx4_sb(sb)->BitMap, rootdir, sizeof( struct qnx4_inode_entry ) );	/* keep bitmap inode known */
+						}/* keep bitmap inode known */
 						break;
 					}
 				}