regmap: irq: Fix possible ZERO_SIZE_PTR pointer dereferencing error.

[firefly-linux-kernel-4.4.55.git] / drivers / video / savage / savagefb-i2c.c

diff --git a/drivers/video/savage/savagefb-i2c.c b/drivers/video/savage/savagefb-i2c.c
index bb71fea07284e547cbf2632141748b8155691a74..80fa87e2ae2ff52eb188e2312c4fed2507df9425 100644 (file)
--- a/drivers/video/savage/savagefb-i2c.c
+++ b/drivers/video/savage/savagefb-i2c.c
@@ -171,6 +171,8 @@ void savagefb_create_i2c_busses(struct fb_info *info)
 
        switch (par->chip) {
        case S3_PROSAVAGE:
+       case S3_PROSAVAGEDDR:
+       case S3_TWISTER:
                par->chan.reg         = CR_SERIAL2;
                par->chan.ioaddr      = par->mmio.vbase;
                par->chan.algo.setsda = prosavage_gpio_setsda;