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fix hwmon nil ptr (#2873)

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* fix hwmon nil ptr

syslink maybe lost in some cases.

---------

Signed-off-by: TaoGe <6657718+yowenter@users.noreply.github.com>
This commit is contained in:
TaoGe 2024-02-03 17:13:12 +08:00 committed by GitHub
parent 14949db87f
commit fe78e7e51a
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1 changed files with 4 additions and 1 deletions
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5
collector/hwmon_linux.go
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@ -446,7 +446,10 @@ func (c *hwMonCollector) Update(ch chan<- prometheus.Metric) error {
for _, hwDir := range hwmonFiles { for _, hwDir := range hwmonFiles {
hwmonXPathName := filepath.Join(hwmonPathName, hwDir.Name()) hwmonXPathName := filepath.Join(hwmonPathName, hwDir.Name())
fileInfo, _ := os.Lstat(hwmonXPathName) fileInfo, err := os.Lstat(hwmonXPathName)
if err != nil {
continue
}
if fileInfo.Mode()&os.ModeSymlink > 0 { if fileInfo.Mode()&os.ModeSymlink > 0 {
fileInfo, err = os.Stat(hwmonXPathName) fileInfo, err = os.Stat(hwmonXPathName)