um: slirp: remove set but unused variable 'pid'

The code doesn't use 'pid' here, just remove it.

Signed-off-by: Johannes Berg <johannes.berg@intel.com>
Reviewed-by: Tiwei Bie <tiwei.btw@antgroup.com>
Signed-off-by: Richard Weinberger <richard@nod.at>

diff --git a/arch/um/drivers/slirp_user.c b/arch/um/drivers/slirp_user.c
index 8f633e2e5f3d660eef36b343df6960e406b2d580..97228aa080cb5d5e9aeb08df998f31aadac692ef 100644 (file)
--- a/arch/um/drivers/slirp_user.c
+++ b/arch/um/drivers/slirp_user.c
@@ -49,7 +49,7 @@ static int slirp_tramp(char **argv, int fd)
 static int slirp_open(void *data)
 {
        struct slirp_data *pri = data;
-       int fds[2], pid, err;
+       int fds[2], err;
 
        err = os_pipe(fds, 1, 1);
        if (err)
@@ -60,7 +60,6 @@ static int slirp_open(void *data)
                printk(UM_KERN_ERR "slirp_tramp failed - errno = %d\n", -err);
                goto out;
        }
-       pid = err;
 
        pri->slave = fds[1];
        pri->slip.pos = 0;