[master] dfa562d67 gzip: Fold if statements together

[Dridi Boukelmoune]

commit dfa562d671fcad09797180c4230bc3a2b8bd4c54
Author: Dridi Boukelmoune <dridi.boukelmoune at gmail.com>
Date:   Tue Nov 29 11:37:29 2022 +0100

    gzip: Fold if statements together

diff --git a/bin/varnishd/cache/cache_gzip.c b/bin/varnishd/cache/cache_gzip.c
index 650aed8c3..0b64c87f4 100644
--- a/bin/varnishd/cache/cache_gzip.c
+++ b/bin/varnishd/cache/cache_gzip.c
@@ -678,10 +678,8 @@ vfp_testgunzip_pull(struct vfp_ctx *vc, struct vfp_entry *vfe, void *p,
 		} while (!VGZ_IbufEmpty(vg));
 	}
 	VGZ_UpdateObj(vc, vg, vr);
-	if (vp == VFP_END) {
-		if (vr != VGZ_END)
-			return (VFP_Error(vc, "tGunzip failed"));
-	}
+	if (vp == VFP_END && vr != VGZ_END)
+		return (VFP_Error(vc, "tGunzip failed"));
 	return (vp);
 }