misc: sram: remove redundant null pointer check before of_node_put

of_node_put has taken the null pinter check into account. So it is
safe to remove the duplicated check before of_node_put.

Signed-off-by: zhong jiang <zhongjiang@huawei.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>

diff --git a/drivers/misc/sram.c b/drivers/misc/sram.c
index 74b183b..80d8cbe 100644 (file)
--- a/drivers/misc/sram.c
+++ b/drivers/misc/sram.c
@@ -323,10 +323,8 @@ static int sram_reserve_regions(struct sram_dev *sram, struct resource *res)
                cur_start = block->start + block->size;
        }
 
- err_chunks:
-       if (child)
-               of_node_put(child);
-
+err_chunks:
+       of_node_put(child);
        kfree(rblocks);
 
        return ret;