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| author | Ondrej Zary <linux@zary.sk> | 2023-03-07 23:45:57 +0100 |
|---|---|---|
| committer | Damien Le Moal <damien.lemoal@opensource.wdc.com> | 2023-03-23 12:20:55 +0900 |
| commit | 84d890fc0997106a2a1f7157c152b7f6b6592c39 (patch) | |
| tree | e363dc25d96059fd30059bc6d154e0f96ebc2cf0 /drivers/ata | |
| parent | 7ec02c5e9974099f9fe0394fd2cbd53448da703f (diff) | |
| download | linux-stable-84d890fc0997106a2a1f7157c152b7f6b6592c39.tar.gz linux-stable-84d890fc0997106a2a1f7157c152b7f6b6592c39.tar.bz2 linux-stable-84d890fc0997106a2a1f7157c152b7f6b6592c39.zip | |
ata: pata_parport-bpck6: remove useless range check from read/write_regr
bpck6_read_regr() and bpck6_write_regr() check values of cont and reg
but there's no point in doing that. They can only be called with
a fixed set of values. Remove the checks.
Signed-off-by: Ondrej Zary <linux@zary.sk>
Reviewed-by: Sergey Shtylyov <s.shtylyov@omp.ru>
Signed-off-by: Damien Le Moal <damien.lemoal@opensource.wdc.com>
Diffstat (limited to 'drivers/ata')
| -rw-r--r-- | drivers/ata/pata_parport/bpck6.c | 16 |
1 files changed, 2 insertions, 14 deletions
diff --git a/drivers/ata/pata_parport/bpck6.c b/drivers/ata/pata_parport/bpck6.c index 842e8116b649..4d6edb9c1245 100644 --- a/drivers/ata/pata_parport/bpck6.c +++ b/drivers/ata/pata_parport/bpck6.c @@ -25,24 +25,12 @@ static int bpck6_read_regr(struct pi_adapter *pi, int cont, int reg) { - unsigned int out; - - /* check for bad settings */ - if (reg<0 || reg>7 || cont<0 || cont>2) - { - return(-1); - } - out=ppc6_rd_port(PPCSTRUCT(pi),cont?reg|8:reg); - return(out); + return ppc6_rd_port(PPCSTRUCT(pi), cont?reg|8:reg); } static void bpck6_write_regr(struct pi_adapter *pi, int cont, int reg, int val) { - /* check for bad settings */ - if (reg>=0 && reg<=7 && cont>=0 && cont<=1) - { - ppc6_wr_port(PPCSTRUCT(pi),cont?reg|8:reg,(u8)val); - } + ppc6_wr_port(PPCSTRUCT(pi), cont?reg|8:reg, val); } static void bpck6_write_block(struct pi_adapter *pi, char *buf, int len) |