| Message ID | 20201023184830.59548-3-kgraul@linux.ibm.com |
|---|---|
| State | New |
| Headers | show |
| Series | net/smc: fixes 2020-10-23 | expand |
diff --git a/net/smc/smc_core.c b/net/smc/smc_core.c index d790c43c473f..2b19863f7171 100644 --- a/net/smc/smc_core.c +++ b/net/smc/smc_core.c @@ -1615,8 +1615,11 @@ static struct smc_buf_desc *smcd_new_buf_create(struct smc_link_group *lgr, rc = smc_ism_register_dmb(lgr, bufsize, buf_desc); if (rc) { kfree(buf_desc); - return (rc == -ENOMEM) ? ERR_PTR(-EAGAIN) : - ERR_PTR(-EIO); + if (rc == -ENOMEM) + return ERR_PTR(-EAGAIN); + if (rc == -ENOSPC) + return ERR_PTR(-ENOSPC); + return ERR_PTR(-EIO); } buf_desc->pages = virt_to_page(buf_desc->cpu_addr); /* CDC header stored in buf. So, pretend it was smaller */
The patch that repaired the invalid return code in smcd_new_buf_create() missed to take care of errno ENOSPC which has a special meaning that no more DMBEs can be registered on the device. Fix that by keeping this errno value during the translation of the return code. Fixes: 6b1bbf94ab36 ("net/smc: fix invalid return code in smcd_new_buf_create()") Signed-off-by: Karsten Graul <kgraul@linux.ibm.com> --- net/smc/smc_core.c | 7 +++++-- 1 file changed, 5 insertions(+), 2 deletions(-)