From: Gerd Hoffmann <kraxel@redhat.com>
Date: Mon, 24 Jun 2019 10:09:31 +0000 (+0200)
Subject: ati-vga: fix ati_read()
X-Git-Tag: rel-1.13.0~32
X-Git-Url: http://xenbits.xensource.com/gitweb?a=commitdiff_plain;h=136e2612bd48ef06562625f15259fbacf7bcf66f;p=seabios.git

ati-vga: fix ati_read()

Cut & paste bug probably.  Had no bad effect so far because the code
doesn't read registers larger than 0x100.

Signed-off-by: Gerd Hoffmann <kraxel@redhat.com>
---

diff --git a/vgasrc/atiext.c b/vgasrc/atiext.c
index b397522..a24b980 100644
--- a/vgasrc/atiext.c
+++ b/vgasrc/atiext.c
@@ -117,7 +117,7 @@ static inline u32 ati_read(u32 reg)
         val = inl(io_addr + reg);
     } else {
         outl(reg, io_addr + MM_INDEX);
-        reg = inl(io_addr + MM_DATA);
+        val = inl(io_addr + MM_DATA);
     }
     return val;
 }