Remove un needed function from utils

Author: mshahzeb

blockdevice/stats.go

@@ -500,7 +500,7 @@ func (fs FS) SysBlockDeviceIOStat(device string) (IOStats, int, error) {
 		"iodone_cnt":                     &ioDeviceStats.ioDoneCount,
 		"ioerr_cnt":                      &ioDeviceStats.ioErrCount,
 	} {
-		val, err := util.ReadHexFromFile(fs.sys.Path(sysBlockPath, device, sysDevicePath, file))
+		val, err := util.ReadUintFromFile(fs.sys.Path(sysBlockPath, device, sysDevicePath, file))
 		if err != nil {
 			return IODeviceStats{}, err
 		}

internal/util/parse.go

@@ -97,15 +97,6 @@ func ReadIntFromFile(path string) (int64, error) {
 	return strconv.ParseInt(strings.TrimSpace(string(data)), 10, 64)
 }
 
-// ReadHexFromFile reads a file and attempts to parse a hex from it.
-func ReadHexFromFile(path string) (int64, error) {
-	data, err := os.ReadFile(path)
-	if err != nil {
-		return 0, err
-	}
-	return ParseHexUint64s(strings.TrimSpace(string(data)))
-}
-
 // ParseBool parses a string into a boolean pointer.
 func ParseBool(b string) *bool {
 	var truth bool