[6/6] pvrusb2: replace !0 with 1
Commit Message
Using !0 is less readable than just saying 1.
Signed-off-by: Dan Carpenter <error27@gmail.com>
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Comments
That's an opinion which I as the driver author disagree with. Strongly.
How hard is it to read "not false"?
Nacked-By: Mike Isely <isely@pobox.com>
On Sat, 26 Mar 2011, Dan Carpenter wrote:
> Using !0 is less readable than just saying 1.
>
> Signed-off-by: Dan Carpenter <error27@gmail.com>
>
> diff --git a/drivers/media/video/pvrusb2/pvrusb2-std.c b/drivers/media/video/pvrusb2/pvrusb2-std.c
> index 9bebc08..ca4f67b 100644
> --- a/drivers/media/video/pvrusb2/pvrusb2-std.c
> +++ b/drivers/media/video/pvrusb2/pvrusb2-std.c
> @@ -158,7 +158,7 @@ int pvr2_std_str_to_id(v4l2_std_id *idPtr, const char *buf,
> cnt++;
> buf += cnt;
> buf_size -= cnt;
> - mMode = !0;
> + mMode = 1;
> cmsk = sp->id;
> continue;
> }
> @@ -190,7 +190,7 @@ int pvr2_std_str_to_id(v4l2_std_id *idPtr, const char *buf,
>
> if (idPtr)
> *idPtr = id;
> - return !0;
> + return 1;
> }
>
> unsigned int pvr2_std_id_to_str(char *buf, unsigned int buf_size,
> @@ -217,10 +217,10 @@ unsigned int pvr2_std_id_to_str(char *buf, unsigned int buf_size,
> buf_size -= c2;
> buf += c2;
> }
> - cfl = !0;
> + cfl = 1;
> c2 = scnprintf(buf, buf_size,
> "%s-", gp->name);
> - gfl = !0;
> + gfl = 1;
> } else {
> c2 = scnprintf(buf, buf_size, "/");
> }
> @@ -315,7 +315,7 @@ static int pvr2_std_fill(struct v4l2_standard *std, v4l2_std_id id)
> std->name[bcnt] = 0;
> pvr2_trace(PVR2_TRACE_STD, "Set up standard idx=%u name=%s",
> std->index, std->name);
> - return !0;
> + return 1;
> }
>
> /*
>
On Mar 26, 2011, at 12:37 AM, Mike Isely wrote:
>
> That's an opinion which I as the driver author disagree with. Strongly.
> How hard is it to read "not false"?
Personally, I prefer use of "true" and "false" over both...
> On Sat, 26 Mar 2011, Dan Carpenter wrote:
>
>> Using !0 is less readable than just saying 1.
>>
>> Signed-off-by: Dan Carpenter <error27@gmail.com>
>>
>> diff --git a/drivers/media/video/pvrusb2/pvrusb2-std.c b/drivers/media/video/pvrusb2/pvrusb2-std.c
>> index 9bebc08..ca4f67b 100644
>> --- a/drivers/media/video/pvrusb2/pvrusb2-std.c
>> +++ b/drivers/media/video/pvrusb2/pvrusb2-std.c
>> @@ -158,7 +158,7 @@ int pvr2_std_str_to_id(v4l2_std_id *idPtr, const char *buf,
>> cnt++;
>> buf += cnt;
>> buf_size -= cnt;
>> - mMode = !0;
>> + mMode = 1;
>> cmsk = sp->id;
>> continue;
>> }
>> @@ -190,7 +190,7 @@ int pvr2_std_str_to_id(v4l2_std_id *idPtr, const char *buf,
>>
>> if (idPtr)
>> *idPtr = id;
>> - return !0;
>> + return 1;
>> }
>>
>> unsigned int pvr2_std_id_to_str(char *buf, unsigned int buf_size,
>> @@ -217,10 +217,10 @@ unsigned int pvr2_std_id_to_str(char *buf, unsigned int buf_size,
>> buf_size -= c2;
>> buf += c2;
>> }
>> - cfl = !0;
>> + cfl = 1;
>> c2 = scnprintf(buf, buf_size,
>> "%s-", gp->name);
>> - gfl = !0;
>> + gfl = 1;
>> } else {
>> c2 = scnprintf(buf, buf_size, "/");
>> }
>> @@ -315,7 +315,7 @@ static int pvr2_std_fill(struct v4l2_standard *std, v4l2_std_id id)
>> std->name[bcnt] = 0;
>> pvr2_trace(PVR2_TRACE_STD, "Set up standard idx=%u name=%s",
>> std->index, std->name);
>> - return !0;
>> + return 1;
>> }
>>
>> /*
>>
>
> --
>
> Mike Isely
> isely @ isely (dot) net
> PGP: 03 54 43 4D 75 E5 CC 92 71 16 01 E2 B5 F5 C1 E8
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> To unsubscribe from this list: send the line "unsubscribe linux-media" in
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@@ -158,7 +158,7 @@ int pvr2_std_str_to_id(v4l2_std_id *idPtr, const char *buf,
cnt++;
buf += cnt;
buf_size -= cnt;
- mMode = !0;
+ mMode = 1;
cmsk = sp->id;
continue;
}
@@ -190,7 +190,7 @@ int pvr2_std_str_to_id(v4l2_std_id *idPtr, const char *buf,
if (idPtr)
*idPtr = id;
- return !0;
+ return 1;
}
unsigned int pvr2_std_id_to_str(char *buf, unsigned int buf_size,
@@ -217,10 +217,10 @@ unsigned int pvr2_std_id_to_str(char *buf, unsigned int buf_size,
buf_size -= c2;
buf += c2;
}
- cfl = !0;
+ cfl = 1;
c2 = scnprintf(buf, buf_size,
"%s-", gp->name);
- gfl = !0;
+ gfl = 1;
} else {
c2 = scnprintf(buf, buf_size, "/");
}
@@ -315,7 +315,7 @@ static int pvr2_std_fill(struct v4l2_standard *std, v4l2_std_id id)
std->name[bcnt] = 0;
pvr2_trace(PVR2_TRACE_STD, "Set up standard idx=%u name=%s",
std->index, std->name);
- return !0;
+ return 1;
}
/*