Dan Carpenter <dan.carpenter@xxxxxxxxxx> writes: > Hello Eric Anholt, > > The patch d5b1a78a772f: "drm/vc4: Add support for drawing 3D frames." > from Nov 30, 2015, leads to the following static checker warning: > > drivers/gpu/drm/vc4/vc4_gem.c:797 vc4_wait_for_seqno_ioctl_helper() > warn: ret is never (-4) > > drivers/gpu/drm/vc4/vc4_gem.c > 790 static int > 791 vc4_wait_for_seqno_ioctl_helper(struct drm_device *dev, > 792 uint64_t seqno, > 793 uint64_t *timeout_ns) > 794 { > 795 unsigned long start = jiffies; > 796 int ret = vc4_wait_for_seqno(dev, seqno, *timeout_ns, true); > 797 > 798 if ((ret == -EINTR || ret == -ERESTARTSYS) && *timeout_ns != ~0ull) { > ^^^^^^^^^^^^^ > Presumably this could be removed? I think so. Want to send the patch?
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