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-rw-r--r--block/export/fuse.c20
1 files changed, 11 insertions, 9 deletions
diff --git a/block/export/fuse.c b/block/export/fuse.c
index 4068250241..26ad644cd7 100644
--- a/block/export/fuse.c
+++ b/block/export/fuse.c
@@ -417,20 +417,22 @@ static void fuse_setattr(fuse_req_t req, fuse_ino_t inode, struct stat *statbuf,
FuseExport *exp = fuse_req_userdata(req);
int ret;
- if (!exp->writable) {
- fuse_reply_err(req, EACCES);
- return;
- }
-
if (to_set & ~FUSE_SET_ATTR_SIZE) {
fuse_reply_err(req, ENOTSUP);
return;
}
- ret = fuse_do_truncate(exp, statbuf->st_size, true, PREALLOC_MODE_OFF);
- if (ret < 0) {
- fuse_reply_err(req, -ret);
- return;
+ if (to_set & FUSE_SET_ATTR_SIZE) {
+ if (!exp->writable) {
+ fuse_reply_err(req, EACCES);
+ return;
+ }
+
+ ret = fuse_do_truncate(exp, statbuf->st_size, true, PREALLOC_MODE_OFF);
+ if (ret < 0) {
+ fuse_reply_err(req, -ret);
+ return;
+ }
}
fuse_getattr(req, inode, fi);