Message ID | 20230819023716.3469037-1-yangyingliang@huawei.com (mailing list archive) |
---|---|
State | New, archived |
Headers | show |
Series | [-next] vfio/pds: fix return value in pds_vfio_get_lm_file() | expand |
On 8/18/2023 7:37 PM, Yang Yingliang wrote: > Caution: This message originated from an External Source. Use proper caution when opening attachments, clicking links, or responding. > > > anon_inode_getfile() never returns NULL pointer, it will return > ERR_PTR() when it fails, so replace the check with IS_ERR(). > > Fixes: bb500dbe2ac6 ("vfio/pds: Add VFIO live migration support") > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> > --- > drivers/vfio/pci/pds/lm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/vfio/pci/pds/lm.c b/drivers/vfio/pci/pds/lm.c > index aec75574cab3..79fe2e66bb49 100644 > --- a/drivers/vfio/pci/pds/lm.c > +++ b/drivers/vfio/pci/pds/lm.c > @@ -31,7 +31,7 @@ pds_vfio_get_lm_file(const struct file_operations *fops, int flags, u64 size) > /* Create file */ > lm_file->filep = > anon_inode_getfile("pds_vfio_lm", fops, lm_file, flags); > - if (!lm_file->filep) > + if (IS_ERR(lm_file->filep)) > goto out_free_file; LGTM! Thanks for fixing this. Reviewed-by: Brett Creeley <brett.creeley@amd.com> > > stream_open(lm_file->filep->f_inode, lm_file->filep); > -- > 2.25.1 >
On Sat, 19 Aug 2023 10:37:16 +0800 Yang Yingliang <yangyingliang@huawei.com> wrote: > anon_inode_getfile() never returns NULL pointer, it will return > ERR_PTR() when it fails, so replace the check with IS_ERR(). > > Fixes: bb500dbe2ac6 ("vfio/pds: Add VFIO live migration support") > Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> > --- > drivers/vfio/pci/pds/lm.c | 2 +- > 1 file changed, 1 insertion(+), 1 deletion(-) > > diff --git a/drivers/vfio/pci/pds/lm.c b/drivers/vfio/pci/pds/lm.c > index aec75574cab3..79fe2e66bb49 100644 > --- a/drivers/vfio/pci/pds/lm.c > +++ b/drivers/vfio/pci/pds/lm.c > @@ -31,7 +31,7 @@ pds_vfio_get_lm_file(const struct file_operations *fops, int flags, u64 size) > /* Create file */ > lm_file->filep = > anon_inode_getfile("pds_vfio_lm", fops, lm_file, flags); > - if (!lm_file->filep) > + if (IS_ERR(lm_file->filep)) > goto out_free_file; > > stream_open(lm_file->filep->f_inode, lm_file->filep); Applied to vfio next branch for v6.6. Thanks, Alex
diff --git a/drivers/vfio/pci/pds/lm.c b/drivers/vfio/pci/pds/lm.c index aec75574cab3..79fe2e66bb49 100644 --- a/drivers/vfio/pci/pds/lm.c +++ b/drivers/vfio/pci/pds/lm.c @@ -31,7 +31,7 @@ pds_vfio_get_lm_file(const struct file_operations *fops, int flags, u64 size) /* Create file */ lm_file->filep = anon_inode_getfile("pds_vfio_lm", fops, lm_file, flags); - if (!lm_file->filep) + if (IS_ERR(lm_file->filep)) goto out_free_file; stream_open(lm_file->filep->f_inode, lm_file->filep);
anon_inode_getfile() never returns NULL pointer, it will return ERR_PTR() when it fails, so replace the check with IS_ERR(). Fixes: bb500dbe2ac6 ("vfio/pds: Add VFIO live migration support") Signed-off-by: Yang Yingliang <yangyingliang@huawei.com> --- drivers/vfio/pci/pds/lm.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-)