[PATCH 08/32] staging: gasket: Remove stale pointers on error allocating attr array
From: Todd Poynor
Date: Mon Jul 16 2018 - 22:09:58 EST
From: Todd Poynor <toddpoynor@xxxxxxxxxx>
If gasket_sysfs_create_mapping() hits errors allocating the attribute
array, remove stale pointers to device info from the mapping object.
Signed-off-by: Zhongze Hu <frankhu@xxxxxxxxxxxx>
Signed-off-by: Todd Poynor <toddpoynor@xxxxxxxxxx>
---
drivers/staging/gasket/gasket_sysfs.c | 2 ++
1 file changed, 2 insertions(+)
diff --git a/drivers/staging/gasket/gasket_sysfs.c b/drivers/staging/gasket/gasket_sysfs.c
index dd4d3aaa57e2f..1c5f7502e0d5e 100644
--- a/drivers/staging/gasket/gasket_sysfs.c
+++ b/drivers/staging/gasket/gasket_sysfs.c
@@ -225,6 +225,8 @@ int gasket_sysfs_create_mapping(
mapping->attribute_count = 0;
if (!mapping->attributes) {
gasket_nodev_error("Unable to allocate sysfs attribute array.");
+ mapping->device = NULL;
+ mapping->gasket_dev = NULL;
mutex_unlock(&mapping->mutex);
mutex_unlock(&function_mutex);
return -ENOMEM;
--
2.18.0.203.gfac676dfb9-goog