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ftl: check magic in read_page_group()

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This commit is contained in:
S.J.R. van Schaik 2017-09-19 16:19:01 +02:00
parent ed49402e3b
commit b4ecfb527c
1 changed files with 3 additions and 0 deletions
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3
source/ftl/map.c
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@ -75,6 +75,9 @@ int read_page_group(struct ftl_map *map,
if (flash_read(map->dev, addr, group, sizeof *group) == 0)
return -1;
if (memcmp(group->magic, "FTL", 3) != 0)
return -1;
return 0;
}