virtiofsd: Silence gcc warning

Gcc worries fd might be used unset, in reality it's always set if
fi is set, and only used if fi is set so it's safe.  Initialise it to -1
just to keep gcc happy for now.

Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>
Message-Id: <20200827153657.111098-2-dgilbert@redhat.com>
Reviewed-by: Ján Tomko <jtomko@redhat.com>
Signed-off-by: Dr. David Alan Gilbert <dgilbert@redhat.com>

diff --git a/tools/virtiofsd/passthrough_ll.c b/tools/virtiofsd/passthrough_ll.c
index 0b229ebd5786628ccb53c3a0e10ddce30d963379..36ad46e0c0309c07750a75b8d6279668577c7a06 100644 (file)
--- a/tools/virtiofsd/passthrough_ll.c
+++ b/tools/virtiofsd/passthrough_ll.c
@@ -620,7 +620,7 @@ static void lo_setattr(fuse_req_t req, fuse_ino_t ino, struct stat *attr,
     struct lo_inode *inode;
     int ifd;
     int res;
-    int fd;
+    int fd = -1;
 
     inode = lo_inode(req, ino);
     if (!inode) {