| Message ID | 20240415-fix-cocci-v1-2-477afb23728b@chromium.org (mailing list archive) |
|---|---|
| State | New |
| Headers | show |
| Series | media: Fix coccinelle warning/errors | expand |
On Mon, Apr 15, 2024 at 07:34:19PM +0000, Ricardo Ribalda wrote: > chip_id is an unsigned number, it can never be < 0 > > Fixes cocci check: > drivers/media/dvb-frontends/stb0899_drv.c:1280:8-15: WARNING: Unsigned expression compared with zero: chip_id > 0 > > Signed-off-by: Ricardo Ribalda <ribalda@chromium.org> > --- > drivers/media/dvb-frontends/stb0899_drv.c | 5 ----- > 1 file changed, 5 deletions(-) > > diff --git a/drivers/media/dvb-frontends/stb0899_drv.c b/drivers/media/dvb-frontends/stb0899_drv.c > index 2f4d8fb400cd..222b5476ebfd 100644 > --- a/drivers/media/dvb-frontends/stb0899_drv.c > +++ b/drivers/media/dvb-frontends/stb0899_drv.c > @@ -1277,11 +1277,6 @@ static int stb0899_get_dev_id(struct stb0899_state *state) > dprintk(state->verbose, FE_ERROR, 1, "Demodulator Core ID=[%s], Version=[%d]", (char *) &demod_str, demod_ver); > CONVERT32(STB0899_READ_S2REG(STB0899_S2FEC, FEC_CORE_ID_REG), (char *)&fec_str); > fec_ver = STB0899_READ_S2REG(STB0899_S2FEC, FEC_VER_ID_REG); > - if (! (chip_id > 0)) { This is not dead code. It's possible for chip_id to be equal to 0. regards, dan carpenter > - dprintk(state->verbose, FE_ERROR, 1, "couldn't find a STB 0899"); > - > - return -ENODEV; > - } > dprintk(state->verbose, FE_ERROR, 1, "FEC Core ID=[%s], Version=[%d]", (char*) &fec_str, fec_ver);
diff --git a/drivers/media/dvb-frontends/stb0899_drv.c b/drivers/media/dvb-frontends/stb0899_drv.c index 2f4d8fb400cd..222b5476ebfd 100644 --- a/drivers/media/dvb-frontends/stb0899_drv.c +++ b/drivers/media/dvb-frontends/stb0899_drv.c @@ -1277,11 +1277,6 @@ static int stb0899_get_dev_id(struct stb0899_state *state) dprintk(state->verbose, FE_ERROR, 1, "Demodulator Core ID=[%s], Version=[%d]", (char *) &demod_str, demod_ver); CONVERT32(STB0899_READ_S2REG(STB0899_S2FEC, FEC_CORE_ID_REG), (char *)&fec_str); fec_ver = STB0899_READ_S2REG(STB0899_S2FEC, FEC_VER_ID_REG); - if (! (chip_id > 0)) { - dprintk(state->verbose, FE_ERROR, 1, "couldn't find a STB 0899"); - - return -ENODEV; - } dprintk(state->verbose, FE_ERROR, 1, "FEC Core ID=[%s], Version=[%d]", (char*) &fec_str, fec_ver); return 0;
chip_id is an unsigned number, it can never be < 0 Fixes cocci check: drivers/media/dvb-frontends/stb0899_drv.c:1280:8-15: WARNING: Unsigned expression compared with zero: chip_id > 0 Signed-off-by: Ricardo Ribalda <ribalda@chromium.org> --- drivers/media/dvb-frontends/stb0899_drv.c | 5 ----- 1 file changed, 5 deletions(-)