[PATCH v3 24/27] fs: jffs2: use kzalloc rather than kmalloc followed with memset

[Fuqian Huang]

Use zero allocator rather than kmalloc followed with memset with 0.

Signed-off-by: Fuqian Huang <huangfq.dax...@gmail.com>
---
Changes in v3:
  - Fix pr_warn message.

 fs/jffs2/erase.c | 6 ++----
 1 file changed, 2 insertions(+), 4 deletions(-)

diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index 83b8f06b4a64..6887ce8b6cd8 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -43,9 +43,9 @@ static void jffs2_erase_block(struct jffs2_sb_info *c,
        jffs2_dbg(1, "%s(): erase block %#08x (range %#08x-%#08x)\n",
                  __func__,
                  jeb->offset, jeb->offset, jeb->offset + c->sector_size);
-       instr = kmalloc(sizeof(struct erase_info), GFP_KERNEL);
+       instr = kzalloc(sizeof(struct erase_info), GFP_KERNEL);
        if (!instr) {
-               pr_warn("kmalloc for struct erase_info in jffs2_erase_block 
failed. Refiling block for later\n");
+               pr_warn("kzalloc for struct erase_info in jffs2_erase_block 
failed. Refiling block for later\n");
                mutex_lock(&c->erase_free_sem);
                spin_lock(&c->erase_completion_lock);
                list_move(&jeb->list, &c->erase_pending_list);
@@ -57,8 +57,6 @@ static void jffs2_erase_block(struct jffs2_sb_info *c,
                return;
        }
 
-       memset(instr, 0, sizeof(*instr));
-
        instr->addr = jeb->offset;
        instr->len = c->sector_size;
 
-- 
2.11.0