Commit b7bb0a0e authored Mar 15, 2017 by Tharun Kumar Merugu Committed by Gerrit - the friendly Code Review server May 11, 2017

msm: ADSPRPC: Null check for file session context



When any system call is made, before servicing it make sure that the
session context is not null and channel info is valid.

Change-Id: Ieba53b123d6553c5381db9f0b6d57b8f343e6155
Acked-by: Vishnu Karthik D <vikarthi@qti.qualcomm.com>
Signed-off-by: Tharun Kumar Merugu <mtharu@codeaurora.org>

parent b81d100b

drivers/char/adsprpc.c

+7 −0

Original line number	Diff line number	Diff line
		@@ -1312,6 +1312,13 @@ static int fastrpc_internal_invoke(struct fastrpc_file *fl, uint32_t mode,
		int interrupted = 0;
		int err = 0;

		VERIFY(err, fl->sctx);
		if (err)
		goto bail;
		VERIFY(err, fl->cid >= 0 && fl->cid < NUM_CHANNELS);
		if (err)
		goto bail;

		if (!kernel) {
		VERIFY(err, 0 == context_restore_interrupted(fl, invokefd,
		&ctx));