hdaps: Shut up gcc uninitialized variable warnings
Borislav Petkov [Thu, 24 Nov 2011 14:01:31 +0000 (15:01 +0100)]
Turn off the following triggered with gcc 4.6.1 on Debian testing:

drivers/platform/x86/hdaps.c: In function ‘hdaps_temp2_show’:
drivers/platform/x86/hdaps.c:398:16: warning: ‘temp’ may be used uninitialized in this function [-Wuninitialized]
drivers/platform/x86/hdaps.c: In function ‘hdaps_temp1_show’:
drivers/platform/x86/hdaps.c:385:16: warning: ‘temp’ may be used uninitialized in this function [-Wuninitialized]

Cc: Frank Seidel <frank@f-seidel.de>
Cc: Matthew Garrett <mjg@redhat.com>
Cc: platform-driver-x86@vger.kernel.org
Signed-off-by: Borislav Petkov <bp@alien8.de>
Signed-off-by: Matthew Garrett <mjg@redhat.com>

drivers/platform/x86/hdaps.c

index 5a34973..2fdacc2 100644 (file)
@@ -375,7 +375,7 @@ static ssize_t hdaps_variance_show(struct device *dev,
 static ssize_t hdaps_temp1_show(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
-       u8 temp;
+       u8 uninitialized_var(temp);
        int ret;
 
        ret = hdaps_readb_one(HDAPS_PORT_TEMP1, &temp);
@@ -388,7 +388,7 @@ static ssize_t hdaps_temp1_show(struct device *dev,
 static ssize_t hdaps_temp2_show(struct device *dev,
                                struct device_attribute *attr, char *buf)
 {
-       u8 temp;
+       u8 uninitialized_var(temp);
        int ret;
 
        ret = hdaps_readb_one(HDAPS_PORT_TEMP2, &temp);