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authorDan Carpenter <dan.carpenter@oracle.com>2012-01-20 10:57:14 +0300
committerLen Brown <len.brown@intel.com>2012-01-23 19:38:52 -0500
commit29924b9f8f39e37275cff93740835d28b9e6fb36 (patch)
tree9e825881abbad761bef2b8cfba7731a2a1ef47cd /drivers/acpi
parent4c40aed869a200a621b53bcb491c5ee8a34ef5f1 (diff)
downloadlinux-29924b9f8f39e37275cff93740835d28b9e6fb36.tar.bz2
ACPI, APEI, EINJ, cleanup 0 vs NULL confusion
This function is returning pointers. Sparse complains here: drivers/acpi/apei/einj.c:262:32: warning: Using plain integer as NULL pointer Signed-off-by: Dan Carpenter <dan.carpenter@oracle.com> Acked-by: Huang Ying <ying.huang@intel.com> Signed-off-by: Len Brown <len.brown@intel.com>
Diffstat (limited to 'drivers/acpi')
-rw-r--r--drivers/acpi/apei/einj.c6
1 files changed, 3 insertions, 3 deletions
diff --git a/drivers/acpi/apei/einj.c b/drivers/acpi/apei/einj.c
index bb20b03ddc39..c89b0e5a2293 100644
--- a/drivers/acpi/apei/einj.c
+++ b/drivers/acpi/apei/einj.c
@@ -259,15 +259,15 @@ static void *einj_get_parameter_address(void)
v4param = ioremap(paddrv4, sizeof(*v4param));
if (!v4param)
- return 0;
+ return NULL;
if (readq(&v4param->reserved1) || readq(&v4param->reserved2)) {
iounmap(v4param);
- return 0;
+ return NULL;
}
return v4param;
}
- return 0;
+ return NULL;
}
/* do sanity check to trigger table */