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| author | Christof Schmitt <christof.schmitt@de.ibm.com> | 2010-04-30 18:09:37 +0200 |
|---|---|---|
| committer | James Bottomley <James.Bottomley@suse.de> | 2010-05-02 21:42:34 +0200 |
| commit | 6e51f085f64a79c7647e88a8a019b7bd84f42255 (patch) | |
| tree | 68f12d1b527fff00e215923791e838743de33e88 /drivers/s390/scsi | |
| parent | [SCSI] zfcp: Use status_read_buf_num provided by FCP channel (diff) | |
| download | linux-6e51f085f64a79c7647e88a8a019b7bd84f42255.tar.xz linux-6e51f085f64a79c7647e88a8a019b7bd84f42255.zip | |
[SCSI] zfcp: Zero memory for gpn_ft and adisc requests
With debug kernels, the memory allocated with kmem_cache_alloc might
be initialized with the poison values 6b and a5. Use kmem_cache_zalloc
instead of kmem_cache_alloc to get zeroed memory and not send invalid
requests.
Signed-off-by: Christof Schmitt <christof.schmitt@de.ibm.com>
Signed-off-by: James Bottomley <James.Bottomley@suse.de>
Diffstat (limited to 'drivers/s390/scsi')
| -rw-r--r-- | drivers/s390/scsi/zfcp_fc.c | 4 |
1 files changed, 2 insertions, 2 deletions
diff --git a/drivers/s390/scsi/zfcp_fc.c b/drivers/s390/scsi/zfcp_fc.c index 2a1cbb74b99b..6f8ab43a4856 100644 --- a/drivers/s390/scsi/zfcp_fc.c +++ b/drivers/s390/scsi/zfcp_fc.c @@ -400,7 +400,7 @@ static int zfcp_fc_adisc(struct zfcp_port *port) struct zfcp_adapter *adapter = port->adapter; int ret; - adisc = kmem_cache_alloc(zfcp_data.adisc_cache, GFP_ATOMIC); + adisc = kmem_cache_zalloc(zfcp_data.adisc_cache, GFP_ATOMIC); if (!adisc) return -ENOMEM; @@ -493,7 +493,7 @@ static struct zfcp_fc_gpn_ft *zfcp_alloc_sg_env(int buf_num) if (!gpn_ft) return NULL; - req = kmem_cache_alloc(zfcp_data.gpn_ft_cache, GFP_KERNEL); + req = kmem_cache_zalloc(zfcp_data.gpn_ft_cache, GFP_KERNEL); if (!req) { kfree(gpn_ft); gpn_ft = NULL; |