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hw/9pfs: fix error handing in local_ioc_getversion()

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v9fs_co_st_gen() expects to see error code in errno, not in return code.

Let's fix this.

Signed-off-by: Kirill A. Shutemov <kirill.shutemov@linux.intel.com>
Signed-off-by: Aneesh Kumar K.V <aneesh.kumar@linux.vnet.ibm.com>
This commit is contained in:
Kirill A. Shutemov 2014-01-28 17:08:24 +02:00 committed by Aneesh Kumar K.V
parent 2f61120c10
commit 0e5fc994d2
1 changed files with 5 additions and 4 deletions
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9
hw/9pfs/virtio-9p-local.c
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@ -1068,8 +1068,8 @@ err_out:
static int local_ioc_getversion(FsContext *ctx, V9fsPath *path, static int local_ioc_getversion(FsContext *ctx, V9fsPath *path,
mode_t st_mode, uint64_t *st_gen) mode_t st_mode, uint64_t *st_gen)
{ {
int err;
#ifdef FS_IOC_GETVERSION #ifdef FS_IOC_GETVERSION
int err;
V9fsFidOpenState fid_open; V9fsFidOpenState fid_open;
/* /*
@ -1085,10 +1085,11 @@ static int local_ioc_getversion(FsContext *ctx, V9fsPath *path,
} }
err = ioctl(fid_open.fd, FS_IOC_GETVERSION, st_gen); err = ioctl(fid_open.fd, FS_IOC_GETVERSION, st_gen);
local_close(ctx, &fid_open); local_close(ctx, &fid_open);
#else
err = -ENOTTY;
#endif
return err; return err;
#else
errno = ENOTTY;
return -1;
#endif
} }
static int local_init(FsContext *ctx) static int local_init(FsContext *ctx)