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Commit 22120488 authored by Manoj Prabhu B's avatar Manoj Prabhu B
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diag: Prevent resource leakage of task structure 



The task structure with reference count incremented while
dci client is registered should be updated with reference count
decremented in failure case of registration.

Change-Id: I093229d83dca2699e0343224756895eff0915e38
Signed-off-by: default avatarManoj Prabhu B <bmanoj@codeaurora.org>
parent 7fd8502d

drivers/char/diag/diag_dci.c

+2 −1
Original line number Diff line number Diff line 
// SPDX-License-Identifier: GPL-2.0-only

/* Copyright (c) 2012-2019, The Linux Foundation. All rights reserved.

/* Copyright (c) 2012-2020, The Linux Foundation. All rights reserved.

 */



#include <linux/slab.h>
@@ -3145,6 +3145,7 @@ int diag_dci_register_client(struct diag_dci_reg_tbl_t *reg_entry) 
		kfree(new_entry);

		new_entry = NULL;

	}

	put_task_struct(current);

	mutex_unlock(&driver->dci_mutex);

	return DIAG_DCI_NO_REG;

}