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Merge branch 'pm-qos'
[firefly-linux-kernel-4.4.55.git]
/
drivers
/
media
/
dvb-frontends
/
si21xx.c
diff --git
a/drivers/media/dvb-frontends/si21xx.c
b/drivers/media/dvb-frontends/si21xx.c
index 73b47cc6a13b3b8c2f6ca85d0ee1d9eee71120c1..16850e2bf02fe37bccc4c54af466a43f5dd61b85 100644
(file)
--- a/
drivers/media/dvb-frontends/si21xx.c
+++ b/
drivers/media/dvb-frontends/si21xx.c
@@
-236,6
+236,9
@@
static int si21_writeregs(struct si21xx_state *state, u8 reg1,
.len = len + 1
};
+ if (len > sizeof(buf) - 1)
+ return -EINVAL;
+
msg.buf[0] = reg1;
memcpy(msg.buf + 1, data, len);