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authorJakob Unterwurzacher2016-05-29 22:41:46 +0200
committerJakob Unterwurzacher2016-05-29 22:43:48 +0200
commitfd53dfd2ad88d9d277e5ab93fba1b81a5f2255d4 (patch)
tree488d411a2dde99390a2500cd505c87617e01335f /internal/fusefrontend/file.go
parent77813bdc13118fd08bbff7a68c9d5268080a2a15 (diff)
fusefronted: check Fstat return value on file create
The Fstat call should never fail, but still, if it does return an error it should be handled properly.
Diffstat (limited to 'internal/fusefrontend/file.go')
-rw-r--r--internal/fusefrontend/file.go10
1 files changed, 7 insertions, 3 deletions
diff --git a/internal/fusefrontend/file.go b/internal/fusefrontend/file.go
index ce806b6..33afcb9 100644
--- a/internal/fusefrontend/file.go
+++ b/internal/fusefrontend/file.go
@@ -41,9 +41,13 @@ type file struct {
header *contentenc.FileHeader
}
-func NewFile(fd *os.File, writeOnly bool, contentEnc *contentenc.ContentEnc) nodefs.File {
+func NewFile(fd *os.File, writeOnly bool, contentEnc *contentenc.ContentEnc) (nodefs.File, fuse.Status) {
var st syscall.Stat_t
- syscall.Fstat(int(fd.Fd()), &st)
+ err := syscall.Fstat(int(fd.Fd()), &st)
+ if err != nil {
+ toggledlog.Warn.Printf("NewFile: Fstat on fd %d failed: %v\n", fd.Fd(), err)
+ return nil, fuse.ToStatus(err)
+ }
wlock.register(st.Ino)
return &file{
@@ -51,7 +55,7 @@ func NewFile(fd *os.File, writeOnly bool, contentEnc *contentenc.ContentEnc) nod
writeOnly: writeOnly,
contentEnc: contentEnc,
ino: st.Ino,
- }
+ }, fuse.OK
}
// intFd - return the backing file descriptor as an integer. Used for debug