diff options
Diffstat (limited to 'drivers/s390/cio')
| -rw-r--r-- | drivers/s390/cio/chsc.c | 5 |
1 files changed, 3 insertions, 2 deletions
diff --git a/drivers/s390/cio/chsc.c b/drivers/s390/cio/chsc.c index 39bb2ea7b78f..4fe9531fb128 100644 --- a/drivers/s390/cio/chsc.c +++ b/drivers/s390/cio/chsc.c @@ -907,7 +907,8 @@ int chsc_determine_channel_path_desc(struct chp_id chpid, int fmt, int rfmt, struct chsc_scpd *scpd_area; int ccode, ret; - if ((rfmt == 1) && !css_general_characteristics.fcs) + if ((rfmt == 1 || rfmt == 0) && c == 1 && + !css_general_characteristics.fcs) return -EINVAL; if ((rfmt == 2) && !css_general_characteristics.cib) return -EINVAL; @@ -966,7 +967,7 @@ int chsc_determine_fmt1_channel_path_desc(struct chp_id chpid, spin_lock_irqsave(&chsc_page_lock, flags); scpd_area = chsc_page; - ret = chsc_determine_channel_path_desc(chpid, 0, 0, 1, 0, scpd_area); + ret = chsc_determine_channel_path_desc(chpid, 0, 1, 1, 0, scpd_area); if (ret) goto out; chsc_resp = (void *)&scpd_area->response; |