[SCSI] drivers/scsi: Use ARRAY_SIZE macro

Use ARRAY_SIZE macro instead of sizeof(x)/sizeof(x[0]) and remove
duplicates of the macro.

Signed-off-by: Tobias Klauser <tklauser@nuerscht.ch>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: James Bottomley <James.Bottomley@SteelEye.com>

1 files changed, 1 insertions, 1 deletions

diff --git a/drivers/scsi/st.c b/drivers/scsi/st.c
index d40e7c871c36..2691248b2cbd 100644
--- a/drivers/scsi/st.c
+++ b/drivers/scsi/st.c
@@ -3839,7 +3839,7 @@ static int __init st_setup(char *str)
                                         break;
                                 }
                         }
-                        if (i >= sizeof(parms) / sizeof(struct st_dev_parm))
+                        if (i >= ARRAY_SIZE(parms))
                                  printk(KERN_WARNING "st: invalid parameter in '%s'\n",
                                         stp);
                         stp = strchr(stp, ',');