[RFC PATCH] hpsa: Change memset using sizeof(ptr) to sizeof(*ptr)

From: Joe Perches
Date: Mon May 09 2011 - 02:32:53 EST


Not at all sure this is correct or appropriate to change,
but this seems odd.

Found via coccinelle script

@@
type T;
T* ptr;
expression E1;
@@

* memset(E1, 0, sizeof(ptr));

Signed-off-by: Joe Perches <joe@xxxxxxxxxxx>
---
drivers/scsi/hpsa.c | 2 +-
1 files changed, 1 insertions(+), 1 deletions(-)

diff --git a/drivers/scsi/hpsa.c b/drivers/scsi/hpsa.c
index 415ad4f..c8d97b4 100644
--- a/drivers/scsi/hpsa.c
+++ b/drivers/scsi/hpsa.c
@@ -1308,7 +1308,7 @@ static void hpsa_scsi_do_simple_cmd_with_retry(struct ctlr_info *h,
int retry_count = 0;

do {
- memset(c->err_info, 0, sizeof(c->err_info));
+ memset(c->err_info, 0, sizeof(*c->err_info));
hpsa_scsi_do_simple_cmd_core(h, c);
retry_count++;
} while (check_for_unit_attention(h, c) && retry_count <= 3);


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