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authorStephen Rothwell <sfr@canb.auug.org.au>2019-07-30 14:37:04 +1000
committerMichael Ellerman <mpe@ellerman.id.au>2019-07-31 21:44:45 +1000
commit7440ea8b2a4430eef5120d0a7faac6c39304ae6d (patch)
treead2b51c17bab88b0b8feb609f0251c229856f3b8 /drivers/macintosh
parent7db57e77586744af46c8bbf8f831bb2b941b7afc (diff)
drivers/macintosh/smu.c: Mark expected switch fall-through
Mark switch cases where we are expecting to fall through. This patch fixes the following warning (Building: powerpc): drivers/macintosh/smu.c: In function 'smu_queue_i2c': drivers/macintosh/smu.c:854:21: warning: this statement may fall through [-Wimplicit-fallthrough=] cmd->info.devaddr &= 0xfe; ~~~~~~~~~~~~~~~~~~^~~~~~~ drivers/macintosh/smu.c:855:2: note: here case SMU_I2C_TRANSFER_STDSUB: ^~~~ Fixes: 0365ba7fb1fa ("[PATCH] ppc64: SMU driver update & i2c support") Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au> Reviewed-by: Kees Cook <keescook@chromium.org> Signed-off-by: Michael Ellerman <mpe@ellerman.id.au> Link: https://lore.kernel.org/r/20190730143704.060a2606@canb.auug.org.au
Diffstat (limited to 'drivers/macintosh')
-rw-r--r--drivers/macintosh/smu.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/drivers/macintosh/smu.c b/drivers/macintosh/smu.c
index 276065c888bc..23f1f41c8602 100644
--- a/drivers/macintosh/smu.c
+++ b/drivers/macintosh/smu.c
@@ -852,6 +852,7 @@ int smu_queue_i2c(struct smu_i2c_cmd *cmd)
break;
case SMU_I2C_TRANSFER_COMBINED:
cmd->info.devaddr &= 0xfe;
+ /* fall through */
case SMU_I2C_TRANSFER_STDSUB:
if (cmd->info.sublen > 3)
return -EINVAL;