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Commit 34d8f164 authored by Venkatesh Yadav Abbarapu's avatar Venkatesh Yadav Abbarapu
Browse files

ssbi: Add null pointer check 



Add null pointer check for ssbi_read and ssbi_write

Change-Id: I00d0547e5392d2dc079610f31e2e9d7e1ed4e199
Acked-by: default avatarEdward Rodrigues <erodrigu@qti.qualcomm.com>
Signed-off-by: default avatarVenkatesh Yadav Abbarapu <quicvenkat@codeaurora.org>
parent 60d75479

drivers/ssbi/ssbi.c

+6 −2
Original line number Diff line number Diff line
@@ -393,7 +393,9 @@ int ssbi_read(struct device *dev, u16 addr, u8 *buf, int len) 
	unsigned long flags;

	int ret;



	ret = -1;

	spin_lock_irqsave(&ssbi->lock, flags);

	if (ssbi)

		ret = ssbi->read(ssbi, addr, buf, len);

	spin_unlock_irqrestore(&ssbi->lock, flags);
@@ -407,7 +409,9 @@ int ssbi_write(struct device *dev, u16 addr, u8 *buf, int len) 
	unsigned long flags;

	int ret;



	ret = -1;

	spin_lock_irqsave(&ssbi->lock, flags);

	if (ssbi)

		ret = ssbi->write(ssbi, addr, buf, len);

	spin_unlock_irqrestore(&ssbi->lock, flags);