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[Qemu-commits] [COMMIT 9c3d158] block-vvfat: fix a warning


From: Anthony Liguori
Subject: [Qemu-commits] [COMMIT 9c3d158] block-vvfat: fix a warning
Date: Mon, 27 Apr 2009 21:12:24 -0000

From: Aurelien Jarno <address@hidden>

Signed-off-by: Aurelien Jarno <address@hidden>

diff --git a/block-vvfat.c b/block-vvfat.c
index 429c37c..7905931 100644
--- a/block-vvfat.c
+++ b/block-vvfat.c
@@ -509,9 +509,12 @@ static inline uint8_t fat_chksum(const direntry_t* entry)
     uint8_t chksum=0;
     int i;
 
-    for(i=0;i<11;i++)
-       chksum=(((chksum&0xfe)>>1)|((chksum&0x01)?0x80:0))
-           +(unsigned char)entry->name[i];
+    for(i=0;i<11;i++) {
+        unsigned char c;
+
+        c = (i <= 8) ? entry->name[i] : entry->extension[i-8];
+        chksum=(((chksum&0xfe)>>1)|((chksum&0x01)?0x80:0)) + c;
+    }
 
     return chksum;
 }




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