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| author | Heiko Carstens <heiko.carstens@de.ibm.com> | 2008-05-19 12:17:39 +0200 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@HansenPartnership.com> | 2008-06-05 09:27:13 -0500 |
| commit | b21417820f8f659a6b73cc937ab39bf77d350ce6 (patch) | |
| tree | 03395a47a57590d930d5d60585395c842c7dd9ec | |
| parent | 9dfe1cc36be27040144238d30da05053db71beb1 (diff) | |
| download | kernel-crypto-b21417820f8f659a6b73cc937ab39bf77d350ce6.tar.gz kernel-crypto-b21417820f8f659a6b73cc937ab39bf77d350ce6.tar.xz kernel-crypto-b21417820f8f659a6b73cc937ab39bf77d350ce6.zip | |
[SCSI] zfcp: Fix fsf_status_read return code handling
If allocation of a status buffer failed the function incorrectly
returned 0 instead of -ENOMEM.
Signed-off-by: Heiko Carstens <heiko.carstens@de.ibm.com>
Signed-off-by: Martin Peschke <mp3@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@HansenPartnership.com>
| -rw-r--r-- | drivers/s390/scsi/zfcp_fsf.c | 7 |
1 files changed, 3 insertions, 4 deletions
diff --git a/drivers/s390/scsi/zfcp_fsf.c b/drivers/s390/scsi/zfcp_fsf.c index b344e8a72f1..2f27d03e61c 100644 --- a/drivers/s390/scsi/zfcp_fsf.c +++ b/drivers/s390/scsi/zfcp_fsf.c @@ -712,7 +712,7 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags) struct fsf_status_read_buffer *status_buffer; unsigned long lock_flags; volatile struct qdio_buffer_element *sbale; - int retval = 0; + int retval; /* setup new FSF request */ retval = zfcp_fsf_req_create(adapter, FSF_QTCB_UNSOLICITED_STATUS, @@ -731,12 +731,11 @@ zfcp_fsf_status_read(struct zfcp_adapter *adapter, int req_flags) sbale[2].flags |= SBAL_FLAGS_LAST_ENTRY; fsf_req->sbale_curr = 2; + retval = -ENOMEM; status_buffer = mempool_alloc(adapter->pool.data_status_read, GFP_ATOMIC); - if (!status_buffer) { - ZFCP_LOG_NORMAL("bug: could not get some buffer\n"); + if (!status_buffer) goto failed_buf; - } memset(status_buffer, 0, sizeof (struct fsf_status_read_buffer)); fsf_req->data = (unsigned long) status_buffer; |