openkylin
/
linux
mirror of https://gitee.com/openkylin/linux.git
9
0
Fork 0
Code Issues Projects Releases Wiki Activity

ipr: Fix possible error path oops during initialization 

Fixes a possible oops during adapter initialization in some
memory allocation failure error paths scenarios.

Reported-by: Dan Carpenter <dan.carpenter@oracle.com>
Signed-off-by: Brian King <brking@linux.vnet.ibm.com>
Reviewed-by: Wen Xiong <wenxiong@linux.vnet.ibm.com>
Reviewed-by: Daniel Kreling <kreling@linux.vnet.ibm.com>
Signed-off-by: James Bottomley <JBottomley@Odin.com>
This commit is contained in:
Brian King 2015-03-26 11:23:55 -05:00 committed by James Bottomley
parent 2796ca5e51
commit a65e8f128e
1 changed files with 8 additions and 6 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

14
drivers/scsi/ipr.c
View File

@ -9060,13 +9060,15 @@ static void ipr_free_cmd_blks(struct ipr_ioa_cfg *ioa_cfg)
{
int i;
for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
if (ioa_cfg->ipr_cmnd_list[i])
dma_pool_free(ioa_cfg->ipr_cmd_pool,
ioa_cfg->ipr_cmnd_list[i],
ioa_cfg->ipr_cmnd_list_dma[i]);
if (ioa_cfg->ipr_cmnd_list) {
for (i = 0; i < IPR_NUM_CMD_BLKS; i++) {
if (ioa_cfg->ipr_cmnd_list[i])
dma_pool_free(ioa_cfg->ipr_cmd_pool,
ioa_cfg->ipr_cmnd_list[i],
ioa_cfg->ipr_cmnd_list_dma[i]);
ioa_cfg->ipr_cmnd_list[i] = NULL;
ioa_cfg->ipr_cmnd_list[i] = NULL;
}
}
if (ioa_cfg->ipr_cmd_pool)