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authorGustavo A. R. Silva <gustavo@embeddedor.com>2019-08-11 19:22:00 -0500
committerVinod Koul <vkoul@kernel.org>2019-08-13 10:07:53 +0530
commit7607a121f4617840fe645c65f090af6403738031 (patch)
treee3341cb76274ab364aba1f07751360fbd89754cf /drivers/dma/fsldma.c
parent069e4a19f44d82c43d6a3866499f3d4da6ab3dec (diff)
downloadlinux-7607a121f4617840fe645c65f090af6403738031.tar.gz
dmaengine: fsldma: Mark expected switch fall-through
Mark switch cases where we are expecting to fall through.

Fix the following warning (Building: powerpc-ppa8548_defconfig powerpc):

drivers/dma/fsldma.c: In function ‘fsl_dma_chan_probe’:
drivers/dma/fsldma.c:1165:26: warning: this statement may fall through [-Wimplicit-fallthrough=]
   chan->toggle_ext_pause = fsl_chan_toggle_ext_pause;
   ~~~~~~~~~~~~~~~~~~~~~~~^~~~~~~~~~~~~~~~~~~~~~~~~~~
drivers/dma/fsldma.c:1166:2: note: here
  case FSL_DMA_IP_83XX:
  ^~~~

Reported-by: kbuild test robot <lkp@intel.com>
Signed-off-by: Gustavo A. R. Silva <gustavo@embeddedor.com>
Acked-by: Li Yang <leoyang.li@nxp.com>
Link: https://lore.kernel.org/r/20190812002159.GA26899@embeddedor
Signed-off-by: Vinod Koul <vkoul@kernel.org>
Diffstat (limited to 'drivers/dma/fsldma.c')
-rw-r--r--drivers/dma/fsldma.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/dma/fsldma.c b/drivers/dma/fsldma.c
index 23e0a356f167..ad72b3f42ffa 100644
--- a/drivers/dma/fsldma.c
+++ b/drivers/dma/fsldma.c
@@ -1163,6 +1163,7 @@ static int fsl_dma_chan_probe(struct fsldma_device *fdev,
 	switch (chan->feature & FSL_DMA_IP_MASK) {
 	case FSL_DMA_IP_85XX:
 		chan->toggle_ext_pause = fsl_chan_toggle_ext_pause;
+		/* Fall through */
 	case FSL_DMA_IP_83XX:
 		chan->toggle_ext_start = fsl_chan_toggle_ext_start;
 		chan->set_src_loop_size = fsl_chan_set_src_loop_size;