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SATA: use NULL for ptrs

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Fix sparse warnings in SATA:
drivers/ata/sata_sil.c:342:9: warning: Using plain integer as NULL pointer
drivers/ata/sata_mv.c:2056:55: warning: Using plain integer as NULL pointer

Signed-off-by: Randy Dunlap <randy.dunlap@oracle.com>
Cc: Jeff Garzik <jeff@garzik.org>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Jeff Garzik <jeff@garzik.org>
This commit is contained in:
Randy Dunlap 2007-02-16 01:40:06 -08:00 committed by Jeff Garzik
parent 2cb27853b7
commit 8d9db2d2fb
2 changed files with 2 additions and 2 deletions
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2
drivers/ata/sata_mv.c
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@ -2052,7 +2052,7 @@ static void mv_port_init(struct ata_ioports *port, void __iomem *port_mmio)
port->altstatus_addr = port->ctl_addr = shd_base + SHD_CTL_AST_OFS;
/* unused: */
port->cmd_addr = port->bmdma_addr = port->scr_addr = 0;
port->cmd_addr = port->bmdma_addr = port->scr_addr = NULL;
/* Clear any currently outstanding port interrupt conditions */
serr_ofs = mv_scr_offset(SCR_ERROR);

2
drivers/ata/sata_sil.c
View File

@ -339,7 +339,7 @@ static inline void __iomem *sil_scr_addr(struct ata_port *ap, unsigned int sc_re
break;
}
return 0;
return NULL;
}
static u32 sil_scr_read (struct ata_port *ap, unsigned int sc_reg)