Fix warning reported by Clang static code analyzer:

    CC      tools/virtiofsd/fuse_lowlevel.o
  tools/virtiofsd/fuse_lowlevel.c:195:9: warning: Value stored to 'error' is never read
          error = -ERANGE;
          ^       ~~~~~~~

Fixes: 2de121f01e
Reported-by: Clang Static Analyzer
Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
---
RFC because untested
---
 tools/virtiofsd/fuse_lowlevel.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/tools/virtiofsd/fuse_lowlevel.c b/tools/virtiofsd/fuse_lowlevel.c
index 704c0369b2..2dd36ec03b 100644
--- a/tools/virtiofsd/fuse_lowlevel.c
+++ b/tools/virtiofsd/fuse_lowlevel.c
@@ -192,7 +192,7 @@ int fuse_send_reply_iov_nofree(fuse_req_t req, int error, struct iovec *iov,
 
     if (error <= -1000 || error > 0) {
         fuse_log(FUSE_LOG_ERR, "fuse: bad error value: %i\n", error);
-        error = -ERANGE;
+        out.error = -ERANGE;
     }
 
     iov[0].iov_base = &out;
-- 
2.21.1

On Sat, Feb 15, 2020 at 05:07:16PM +0100, Philippe Mathieu-Daudé wrote:
>Fix warning reported by Clang static code analyzer:
>
>    CC      tools/virtiofsd/fuse_lowlevel.o
>  tools/virtiofsd/fuse_lowlevel.c:195:9: warning: Value stored to 'error' is never read
>          error = -ERANGE;
>          ^       ~~~~~~~
>
>Fixes: 2de121f01e
>Reported-by: Clang Static Analyzer
>Signed-off-by: Philippe Mathieu-Daudé <philmd@redhat.com>
>---
>RFC because untested
>---
> tools/virtiofsd/fuse_lowlevel.c | 2 +-
> 1 file changed, 1 insertion(+), 1 deletion(-)
>

Reviewed-by: Ján Tomko <jtomko@redhat.com>

Jano