releases/5.0.4/drm-radeon-evergreen_cs-fix-missing-break-in-switch-statement.patch

   1 From cc5034a5d293dd620484d1d836aa16c6764a1c8c Mon Sep 17 00:00:00 2001
   2 From: "Gustavo A. R. Silva" <gustavo@embeddedor.com>
   3 Date: Fri, 15 Feb 2019 14:29:26 -0600
   4 Subject: drm/radeon/evergreen_cs: fix missing break in switch statement
   5
   6 From: Gustavo A. R. Silva <gustavo@embeddedor.com>
   7
   8 commit cc5034a5d293dd620484d1d836aa16c6764a1c8c upstream.
   9
  10 Add missing break statement in order to prevent the code from falling
  11 through to case CB_TARGET_MASK.
  12
  13 This bug was found thanks to the ongoing efforts to enable
  14 -Wimplicit-fallthrough.
  15
  16 Fixes: dd220a00e8bd ("drm/radeon/kms: add support for streamout v7")
  17 Cc: stable@vger.kernel.org
  18 Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
  19 Signed-off-by: Alex Deucher <alexander.deucher@amd.com>
  20 Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
  21
  22 ---
  23  drivers/gpu/drm/radeon/evergreen_cs.c |    1 +
  24  1 file changed, 1 insertion(+)
  25
  26 --- a/drivers/gpu/drm/radeon/evergreen_cs.c
  27 +++ b/drivers/gpu/drm/radeon/evergreen_cs.c
  28 @@ -1299,6 +1299,7 @@ static int evergreen_cs_handle_reg(struc
  29                         return -EINVAL;
  30                 }
  31                 ib[idx] += (u32)((reloc->gpu_offset >> 8) & 0xffffffff);
  32 +               break;
  33         case CB_TARGET_MASK:
  34                 track->cb_target_mask = radeon_get_ib_value(p, idx);
  35                 track->cb_dirty = true;