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authorBart Van Assche <bart.vanassche@wdc.com>2017-06-21 19:40:11 +0300
committerJens Axboe <axboe@kernel.dk>2017-06-21 20:46:07 +0300
commite29387ebd86e903702422a8361fd3e03aca25573 (patch)
treea47ec01680c8f05dd74e5fb37c3686811d286b3e /block/badblocks.c
parent0e9350de2ecdf22f003107d3d21db59e17c521ad (diff)
downloadlinux-e29387ebd86e903702422a8361fd3e03aca25573.tar.xz
block: Add fallthrough markers to switch statements
This patch suppresses gcc 7 warnings about falling through in switch statements when building with W=1. From the gcc documentation: The -Wimplicit-fallthrough=3 warning is enabled by -Wextra. See also https://gcc.gnu.org/onlinedocs/gcc-7.1.0/gcc/Warning-Options.html. Signed-off-by: Bart Van Assche <bart.vanassche@wdc.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
Diffstat (limited to 'block/badblocks.c')
-rw-r--r--block/badblocks.c1
1 files changed, 1 insertions, 0 deletions
diff --git a/block/badblocks.c b/block/badblocks.c
index 6ebcef282314..43c71166e1e2 100644
--- a/block/badblocks.c
+++ b/block/badblocks.c
@@ -533,6 +533,7 @@ ssize_t badblocks_store(struct badblocks *bb, const char *page, size_t len,
case 3:
if (newline != '\n')
return -EINVAL;
+ /* fall through */
case 2:
if (length <= 0)
return -EINVAL;