[patch] [SCSI] megaraid: cleanup type issue in mega_build_cmd()

Dan Carpenter
2012-03-02T06:57:42Z

On 64 bit systems the current code sets 32 bits of "seg" and leaves the
other 32 uninitialized. It doesn't matter since the variable is never
used. But it's still messy and we should fix it.

Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com>

diff --git a/drivers/scsi/megaraid.c b/drivers/scsi/megaraid.c
index 4d39a9f..97825f1 100644
--- a/drivers/scsi/megaraid.c
+++ b/drivers/scsi/megaraid.c
@@ -524,7 +524,7 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)
mega_passthru *pthru;
scb_t *scb;
mbox_t *mbox;
- long seg;
+ u32 seg;
char islogical;
int max_ldrv_num;
int channel = 0;
@@ -858,7 +858,7 @@ mega_build_cmd(adapter_t *adapter, Scsi_Cmnd *cmd, int *busy)

/* Calculate Scatter-Gather info */
mbox->m_out.numsgelements = mega_build_sglist(adapter, scb,
- (u32 *)&mbox->m_out.xferaddr, (u32 *)&seg);
+ (u32 *)&mbox->m_out.xferaddr, &seg);

return scb;