Add code to handle memory allocation failures at module load time.
Reported-by: Fengguang Wu <fengguang.wu@xxxxxxxxx>
Signed-off-by: Brian King <brking@xxxxxxxxxxxxxxxxxx>
---
drivers/scsi/ipr.c | 7 +++++++
1 file changed, 7 insertions(+)
Index: b/drivers/scsi/ipr.c
===================================================================
--- a/drivers/scsi/ipr.c 2012-11-14 23:07:30.067656109 -0600
+++ b/drivers/scsi/ipr.c 2012-11-14 23:09:49.484214019 -0600
@@ -8516,6 +8516,10 @@ static int __devinit ipr_alloc_mem(struc
BITS_TO_LONGS(ioa_cfg->max_devs_supported), GFP_KERNEL);
ioa_cfg->vset_ids = kzalloc(sizeof(unsigned long) *
BITS_TO_LONGS(ioa_cfg->max_devs_supported), GFP_KERNEL);
+
+ if (!ioa_cfg->target_ids || !ioa_cfg->array_ids
+ || !ioa_cfg->vset_ids)
+ goto out_free_res_entries;
}
for (i = 0; i < ioa_cfg->max_devs_supported; i++) {
@@ -8591,6 +8595,9 @@ out_free_vpd_cbs:
ioa_cfg->vpd_cbs, ioa_cfg->vpd_cbs_dma);
out_free_res_entries:
kfree(ioa_cfg->res_entries);
+ kfree(ioa_cfg->target_ids);
+ kfree(ioa_cfg->array_ids);
+ kfree(ioa_cfg->vset_ids);
goto out;
}
--
--
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