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Groups > linux.kernel > #1537948
| From | Oleg Drokin <oleg.drokin@intel.com> |
|---|---|
| Newsgroups | linux.kernel |
| Subject | Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space |
| Date | 2016-12-07 18:30 +0100 |
| Message-ID | <sLOcy-31p-17@gated-at.bofh.it> (permalink) |
| References | <sJZYt-6OX-17@gated-at.bofh.it> <sLaoN-2aw-11@gated-at.bofh.it> <sLorL-2IR-13@gated-at.bofh.it> <sLMkp-1Oz-3@gated-at.bofh.it> |
| Organization | linux.* mail to news gateway |
On Dec 7, 2016, at 10:20 AM, Quentin Lambert wrote: > Hi all, > > I am looking at the drivers/staging/lustre/lustre/llite/dir.c: > > 1469 /* Call mdc_iocontrol */ > 1470 rc = obd_iocontrol(LL_IOC_FID2MDTIDX, exp, sizeof(fid), &fid, > 1471 &index); > 1472 if (rc) > > and sparse says: > > drivers/staging/lustre/lustre/llite/dir.c:1471:37: warning: incorrect type in argument 5 (different address spaces) > > I was wondering if there was any value to add a cast to fix the warning? These's a sister warning to this one, btw, in drivers/staging/lustre/lustre/lmv/lmv_obd.c:996:19: warning: cast removes address space of expression It is an ugly kludge and I guess needs to just be reworked somehow instead to avoid these ugly games.
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[PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Quentin Lambert <lambert.quentin@gmail.com> - 2016-12-02 18:40 +0100
Re: [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-05 22:00 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Oleg Drokin <oleg.drokin@intel.com> - 2016-12-06 00:00 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Quentin Lambert <lambert.quentin@gmail.com> - 2016-12-06 15:00 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Quentin Lambert <lambert.quentin@gmail.com> - 2016-12-07 16:30 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-07 16:40 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Quentin Lambert <lambert.quentin@gmail.com> - 2016-12-07 16:50 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-07 20:30 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space James Simmons <jsimmons@infradead.org> - 2016-12-07 21:00 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Oleg Drokin <oleg.drokin@intel.com> - 2016-12-07 18:20 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Dan Carpenter <dan.carpenter@oracle.com> - 2016-12-07 16:40 +0100
Re: [lustre-devel] [PATCH] staging: lustre: Fix a spatch warning due to an assignment from kernel to user space Oleg Drokin <oleg.drokin@intel.com> - 2016-12-07 18:30 +0100
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