smb3: rc uninitialized in one fallocate path

Clang detected a problem with rc possibly being unitialized
(when length is zero) in a recently added fallocate code path.

Reported-by: kernel test robot <lkp@intel.com>
Reviewed-by: Paulo Alcantara (SUSE) <pc@cjr.nz>
Signed-off-by: Steve French <stfrench@microsoft.com>

diff --git a/fs/cifs/smb2ops.c b/fs/cifs/smb2ops.c
index 23d6f4d716498f5c0c95974650893154984cb569..2dfd0d8297eb36c616bad312c99948ef1249da6d 100644 (file)
--- a/fs/cifs/smb2ops.c
+++ b/fs/cifs/smb2ops.c
@@ -3617,7 +3617,8 @@ static int smb3_simple_fallocate_write_range(unsigned int xid,
                                             char *buf)
 {
        struct cifs_io_parms io_parms = {0};
-       int rc, nbytes;
+       int nbytes;
+       int rc = 0;
        struct kvec iov[2];
 
        io_parms.netfid = cfile->fid.netfid;