In the original code if dma_pool_alloc() fails then we call
dma_pool_free(). The problem is that "chap_table" is NULL and
"chap_dma" is uninitialized so it will cause an error.
Signed-off-by: Dan Carpenter <dan.carpenter@xxxxxxxxxx>
diff --git a/drivers/scsi/qla4xxx/ql4_mbx.c b/drivers/scsi/qla4xxx/ql4_mbx.c
index 7ac21da..21dce92 100644
--- a/drivers/scsi/qla4xxx/ql4_mbx.c
+++ b/drivers/scsi/qla4xxx/ql4_mbx.c
@@ -1329,10 +1329,8 @@ int qla4xxx_get_chap(struct scsi_qla_host *ha, char *username, char *password,
dma_addr_t chap_dma;
chap_table = dma_pool_alloc(ha->chap_dma_pool, GFP_KERNEL, &chap_dma);
- if (chap_table == NULL) {
- ret = -ENOMEM;
- goto exit_get_chap;
- }
+ if (chap_table == NULL)
+ return -ENOMEM;
chap_size = sizeof(struct ql4_chap_table);
memset(chap_table, 0, chap_size);
--
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