[PATCH v2 24/27] fs: jffs2: use kzalloc rather than kmalloc followed with memset

From: Fuqian Huang
Date: Thu Jun 27 2019 - 22:50:37 EST


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

Signed-off-by: Fuqian Huang <huangfq.daxian@xxxxxxxxx>
---
fs/jffs2/erase.c | 4 +---
1 file changed, 1 insertion(+), 3 deletions(-)

diff --git a/fs/jffs2/erase.c b/fs/jffs2/erase.c
index 83b8f06b4a64..30c4385c6545 100644
--- a/fs/jffs2/erase.c
+++ b/fs/jffs2/erase.c
@@ -43,7 +43,7 @@ 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");
mutex_lock(&c->erase_free_sem);
@@ -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