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Groups > linux.kernel > #1203235

[PATCH] tty: Fix potentialy used uninitialized variable

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Initialize size to 0, as it may be used uninitialized in case
read_mem32() fails.

Signed-off-by: Tomer Barletz <barletz@gmail.com>
---
 drivers/tty/nozomi.c | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/drivers/tty/nozomi.c b/drivers/tty/nozomi.c
index 80f9de9..d70e9e4 100644
--- a/drivers/tty/nozomi.c
+++ b/drivers/tty/nozomi.c
@@ -816,7 +816,7 @@ static int send_data(enum port_type index, struct nozomi *dc)
 static int receive_data(enum port_type index, struct nozomi *dc)
 {
 	u8 buf[RECEIVE_BUF_MAX] = { 0 };
-	int size;
+	int size = 0;
 	u32 offset = 4;
 	struct port *port = &dc->port[index];
 	void __iomem *addr = port->dl_addr[port->toggle_dl];
-- 
2.4.3

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[PATCH] tty: Fix potentialy used uninitialized variable Tomer Barletz <barletz@gmail.com> - 2015-08-08 11:30 +0200
  Re: [PATCH] tty: Fix potentialy used uninitialized variable Richard Weinberger <richard.weinberger@gmail.com> - 2015-08-08 11:40 +0200

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