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spi: bcm-qspi: Fix use after free in bcm_qspi_probe() in error path
[sfrench/cifs-2.6.git]
/
mm
/
backing-dev.c
diff --git
a/mm/backing-dev.c
b/mm/backing-dev.c
index f028a9a472fd9b2c7098bce8fe622fd58ba2f140..e19606bb41a0b5b48f6cbca8268eb529718da45c 100644
(file)
--- a/
mm/backing-dev.c
+++ b/
mm/backing-dev.c
@@
-569,8
+569,10
@@
static int cgwb_create(struct backing_dev_info *bdi,
/* need to create a new one */
wb = kmalloc(sizeof(*wb), gfp);
- if (!wb)
- return -ENOMEM;
+ if (!wb) {
+ ret = -ENOMEM;
+ goto out_put;
+ }
ret = wb_init(wb, bdi, blkcg_css->id, gfp);
if (ret)