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authorYueHaibing <yuehaibing@huawei.com>2019-11-15 16:18:29 +0300
committerJens Axboe <axboe@kernel.dk>2019-11-18 18:32:43 +0300
commita468168130ec1a3245812f2c713be97081149ca2 (patch)
tree6e8066cc6c0c95ae45d0af49976b8a45c3c1b76f
parentd41003513e61dd9d4974cb441d30b63650b85654 (diff)
downloadlinux-a468168130ec1a3245812f2c713be97081149ca2.tar.xz
scsi: sd_zbc: Remove set but not used variable 'buflen'
Fixes gcc '-Wunused-but-set-variable' warning: drivers/scsi/sd_zbc.c: In function 'sd_zbc_check_zones': drivers/scsi/sd_zbc.c:341:9: warning: variable 'buflen' set but not used [-Wunused-but-set-variable] It is not used since commit d9dd73087a8b ("block: Enhance blk_revalidate_disk_zones()") Reported-by: Hulk Robot <hulkci@huawei.com> Reviewed-by: Damien Le Moal <damien.lemoal@wdc.com> Signed-off-by: YueHaibing <yuehaibing@huawei.com> Signed-off-by: Jens Axboe <axboe@kernel.dk>
-rw-r--r--drivers/scsi/sd_zbc.c2
1 files changed, 0 insertions, 2 deletions
diff --git a/drivers/scsi/sd_zbc.c b/drivers/scsi/sd_zbc.c
index 23281825ec38..0e5ede48f045 100644
--- a/drivers/scsi/sd_zbc.c
+++ b/drivers/scsi/sd_zbc.c
@@ -338,7 +338,6 @@ static int sd_zbc_check_zoned_characteristics(struct scsi_disk *sdkp,
static int sd_zbc_check_zones(struct scsi_disk *sdkp, unsigned char *buf,
u32 *zblocks)
{
- size_t buflen;
u64 zone_blocks = 0;
sector_t max_lba;
unsigned char *rec;
@@ -363,7 +362,6 @@ static int sd_zbc_check_zones(struct scsi_disk *sdkp, unsigned char *buf,
}
/* Parse REPORT ZONES header */
- buflen = min_t(size_t, get_unaligned_be32(&buf[0]) + 64, SD_BUF_SIZE);
rec = buf + 64;
zone_blocks = get_unaligned_be64(&rec[8]);
if (!zone_blocks || !is_power_of_2(zone_blocks)) {