* [PATCHv2] mdadm.c: fix compile error "switch condition has boolean value"
@ 2017-03-30 16:58 Gioh Kim
2017-03-30 17:50 ` Wols Lists
2017-03-30 17:51 ` Jes Sorensen
0 siblings, 2 replies; 3+ messages in thread
From: Gioh Kim @ 2017-03-30 16:58 UTC (permalink / raw)
To: jes.sorensen, neilb; +Cc: linux-raid, linux-kernel, Gioh Kim
Remove a boolean expression in switch condition
to prevent compile error of some compilers,
for example, gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2).
Signed-off-by: Gioh Kim <gi-oh.kim@profitbricks.com>
---
mdadm.c | 14 ++++++--------
1 file changed, 6 insertions(+), 8 deletions(-)
diff --git a/mdadm.c b/mdadm.c
index 0f32773..d6b5437 100644
--- a/mdadm.c
+++ b/mdadm.c
@@ -1965,14 +1965,12 @@ static int misc_list(struct mddev_dev *devlist,
rv |= SetAction(dv->devname, c->action);
continue;
}
- switch(dv->devname[0] == '/') {
- case 0:
- mdfd = open_dev(dv->devname);
- if (mdfd >= 0)
- break;
- case 1:
- mdfd = open_mddev(dv->devname, 1);
- }
+
+ if (dv->devname[0] != '/')
+ mdfd = open_dev(dv->devname);
+ if (dv->devname[0] == '/' || mdfd < 0)
+ mdfd = open_mddev(dv->devname, 1);
+
if (mdfd >= 0) {
switch(dv->disposition) {
case 'R':
--
2.5.0
^ permalink raw reply related [flat|nested] 3+ messages in thread
* Re: [PATCHv2] mdadm.c: fix compile error "switch condition has boolean value"
2017-03-30 16:58 [PATCHv2] mdadm.c: fix compile error "switch condition has boolean value" Gioh Kim
@ 2017-03-30 17:50 ` Wols Lists
2017-03-30 17:51 ` Jes Sorensen
1 sibling, 0 replies; 3+ messages in thread
From: Wols Lists @ 2017-03-30 17:50 UTC (permalink / raw)
To: Gioh Kim, jes.sorensen, neilb; +Cc: linux-raid, linux-kernel
You can add my acked-by (never done it before, not sure how :-)
Cheers,
Wol
On 30/03/17 17:58, Gioh Kim wrote:
> Remove a boolean expression in switch condition
> to prevent compile error of some compilers,
> for example, gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2).
>
> Signed-off-by: Gioh Kim <gi-oh.kim@profitbricks.com>
> ---
> mdadm.c | 14 ++++++--------
> 1 file changed, 6 insertions(+), 8 deletions(-)
>
> diff --git a/mdadm.c b/mdadm.c
> index 0f32773..d6b5437 100644
> --- a/mdadm.c
> +++ b/mdadm.c
> @@ -1965,14 +1965,12 @@ static int misc_list(struct mddev_dev *devlist,
> rv |= SetAction(dv->devname, c->action);
> continue;
> }
> - switch(dv->devname[0] == '/') {
> - case 0:
> - mdfd = open_dev(dv->devname);
> - if (mdfd >= 0)
> - break;
> - case 1:
> - mdfd = open_mddev(dv->devname, 1);
> - }
> +
> + if (dv->devname[0] != '/')
> + mdfd = open_dev(dv->devname);
> + if (dv->devname[0] == '/' || mdfd < 0)
> + mdfd = open_mddev(dv->devname, 1);
> +
> if (mdfd >= 0) {
> switch(dv->disposition) {
> case 'R':
>
^ permalink raw reply [flat|nested] 3+ messages in thread
* Re: [PATCHv2] mdadm.c: fix compile error "switch condition has boolean value"
2017-03-30 16:58 [PATCHv2] mdadm.c: fix compile error "switch condition has boolean value" Gioh Kim
2017-03-30 17:50 ` Wols Lists
@ 2017-03-30 17:51 ` Jes Sorensen
1 sibling, 0 replies; 3+ messages in thread
From: Jes Sorensen @ 2017-03-30 17:51 UTC (permalink / raw)
To: Gioh Kim, neilb; +Cc: linux-raid, linux-kernel
On 03/30/2017 12:58 PM, Gioh Kim wrote:
> Remove a boolean expression in switch condition
> to prevent compile error of some compilers,
> for example, gcc version 5.2.1 20151010 (Ubuntu 5.2.1-22ubuntu2).
>
> Signed-off-by: Gioh Kim <gi-oh.kim@profitbricks.com>
> ---
> mdadm.c | 14 ++++++--------
> 1 file changed, 6 insertions(+), 8 deletions(-)
Applied!
Thanks,
Jes
> diff --git a/mdadm.c b/mdadm.c
> index 0f32773..d6b5437 100644
> --- a/mdadm.c
> +++ b/mdadm.c
> @@ -1965,14 +1965,12 @@ static int misc_list(struct mddev_dev *devlist,
> rv |= SetAction(dv->devname, c->action);
> continue;
> }
> - switch(dv->devname[0] == '/') {
> - case 0:
> - mdfd = open_dev(dv->devname);
> - if (mdfd >= 0)
> - break;
> - case 1:
> - mdfd = open_mddev(dv->devname, 1);
> - }
> +
> + if (dv->devname[0] != '/')
> + mdfd = open_dev(dv->devname);
> + if (dv->devname[0] == '/' || mdfd < 0)
> + mdfd = open_mddev(dv->devname, 1);
> +
> if (mdfd >= 0) {
> switch(dv->disposition) {
> case 'R':
>
^ permalink raw reply [flat|nested] 3+ messages in thread
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2017-03-30 16:58 [PATCHv2] mdadm.c: fix compile error "switch condition has boolean value" Gioh Kim
2017-03-30 17:50 ` Wols Lists
2017-03-30 17:51 ` Jes Sorensen
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