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Commit 9a22e15c authored by Manoj Prabhu B's avatar Manoj Prabhu B
Browse files

diag: Fix possible early freeing of task 



This patch provides the protection for clients resources
from early freeing.

CRs-Fixed: 980559
Change-Id: I23b1f45359a13de12ed7e435c12cd3b350931be7
Signed-off-by: default avatarManoj Prabhu B <bmanoj@codeaurora.org>
parent 17d7bd58

drivers/char/diag/diagfwd_cntl.c

+2 −1
Original line number Diff line number Diff line
@@ -117,6 +117,7 @@ void diag_notify_md_client(uint8_t peripheral, int data) 
	if (driver->logging_mode != DIAG_MEMORY_DEVICE_MODE)

		return;



	mutex_lock(&driver->diag_file_mutex);

	memset(&info, 0, sizeof(struct siginfo));

	info.si_code = SI_QUEUE;

	info.si_int = (PERIPHERAL_MASK(peripheral) | data);
@@ -129,7 +130,7 @@ void diag_notify_md_client(uint8_t peripheral, int data) 
			pr_err("diag: Err sending signal to memory device client, signal data: 0x%x, stat: %d\n",

			       info.si_int, stat);

	}



	mutex_unlock(&driver->diag_file_mutex);

}



static void process_pd_status(uint8_t *buf, uint32_t len,