If we end up back in the root directory via a '..' directory entry, set
itr->is_root accordingly. Failing to do that gives spews like
"Invalid FAT entry" and being unable to access directory entries located
past the first cluster of the root directory.
Fixes: 8eafae209c35 ("fat/fs: convert to directory iterators")
Reviewed-by: Tom Rini <tr...@konsulko.com>
Signed-off-by: Tuomas Tynkkynen <tuomas.tynkky...@iki.fi>
---
v2: Add Reviewed-by
---
fs/fat/fat.c | 3 ++-
1 file changed, 2 insertions(+), 1 deletion(-)
diff --git a/fs/fat/fat.c b/fs/fat/fat.c
index 36a309c73c..3d3e17e8fa 100644
--- a/fs/fat/fat.c
+++ b/fs/fat/fat.c
@@ -710,13 +710,14 @@ static void fat_itr_child(fat_itr *itr, fat_itr *parent)
itr->fsdata = parent->fsdata;
if (clustnum > 0) {
itr->clust = clustnum;
+ itr->is_root = 0;
} else {
itr->clust = parent->fsdata->root_cluster;
+ itr->is_root = 1;
}
itr->dent = NULL;
itr->remaining = 0;
itr->last_cluster = 0;
- itr->is_root = 0;
}
static void *next_cluster(fat_itr *itr)
--
2.13.0
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