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Thermal/int340x: avoid unnecessary pointer casting

Avoid pointer casting which may also lead to problems on big endian
64 bit systems.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Jacob Pan <jacob.jun.pan@linux.intel.com>
Signed-off-by: Zhang Rui <rui.zhang@intel.com>
Jacob Pan 11 years ago
parent
commit
b81e5962af
1 changed files with 5 additions and 5 deletions
  1. 5 5
      drivers/thermal/int340x_thermal/acpi_thermal_rel.c

+ 5 - 5
drivers/thermal/int340x_thermal/acpi_thermal_rel.c

@@ -317,21 +317,21 @@ static long acpi_thermal_rel_ioctl(struct file *f, unsigned int cmd,
 {
 	int ret = 0;
 	unsigned long length = 0;
-	unsigned long count = 0;
+	int count = 0;
 	char __user *arg = (void __user *)__arg;
 	struct trt *trts;
 	struct art *arts;
 
 	switch (cmd) {
 	case ACPI_THERMAL_GET_TRT_COUNT:
-		ret = acpi_parse_trt(acpi_thermal_rel_handle, (int *)&count,
+		ret = acpi_parse_trt(acpi_thermal_rel_handle, &count,
 				&trts, false);
 		kfree(trts);
 		if (!ret)
 			return put_user(count, (unsigned long __user *)__arg);
 		return ret;
 	case ACPI_THERMAL_GET_TRT_LEN:
-		ret = acpi_parse_trt(acpi_thermal_rel_handle, (int *)&count,
+		ret = acpi_parse_trt(acpi_thermal_rel_handle, &count,
 				&trts, false);
 		kfree(trts);
 		length = count * sizeof(union trt_object);
@@ -341,14 +341,14 @@ static long acpi_thermal_rel_ioctl(struct file *f, unsigned int cmd,
 	case ACPI_THERMAL_GET_TRT:
 		return fill_trt(arg);
 	case ACPI_THERMAL_GET_ART_COUNT:
-		ret = acpi_parse_art(acpi_thermal_rel_handle, (int *)&count,
+		ret = acpi_parse_art(acpi_thermal_rel_handle, &count,
 				&arts, false);
 		kfree(arts);
 		if (!ret)
 			return put_user(count, (unsigned long __user *)__arg);
 		return ret;
 	case ACPI_THERMAL_GET_ART_LEN:
-		ret = acpi_parse_art(acpi_thermal_rel_handle, (int *)&count,
+		ret = acpi_parse_art(acpi_thermal_rel_handle, &count,
 				&arts, false);
 		kfree(arts);
 		length = count * sizeof(union art_object);