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path: root/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c
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Diffstat (limited to 'drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c')
-rw-r--r--drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c b/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c
index 230e6ee96636..d8f1bf5e58a0 100644
--- a/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c
+++ b/drivers/platform/x86/dell/dell-wmi-sysman/passobj-attributes.c
@@ -45,7 +45,7 @@ static ssize_t current_password_store(struct kobject *kobj,
int length;
length = strlen(buf);
- if (buf[length-1] == '\n')
+ if (length && buf[length - 1] == '\n')
length--;
/* firmware does verifiation of min/max password length,