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-rw-r--r--block-dmg.c4
1 files changed, 3 insertions, 1 deletions
diff --git a/block-dmg.c b/block-dmg.c
index af8b67b7a..582e3cb2f 100644
--- a/block-dmg.c
+++ b/block-dmg.c
@@ -109,10 +109,12 @@ dmg_close:
/* read offsets */
last_in_offset = last_out_offset = 0;
while(lseek(s->fd,0,SEEK_CUR)<info_end) {
+ uint32_t type;
+
count = read_uint32(s->fd);
if(count==0)
goto dmg_close;
- uint32_t type = read_uint32(s->fd);
+ type = read_uint32(s->fd);
if(type!=0x6d697368 || count<244)
lseek(s->fd,count-4,SEEK_CUR);
else {