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-rw-r--r--fs/fat/fatent.c3
1 files changed, 3 insertions, 0 deletions
diff --git a/fs/fat/fatent.c b/fs/fat/fatent.c
index bbfe18c07417..f7e3304b7802 100644
--- a/fs/fat/fatent.c
+++ b/fs/fat/fatent.c
@@ -657,6 +657,9 @@ static void fat_ra_init(struct super_block *sb, struct fatent_ra *ra,
unsigned long ra_pages = sb->s_bdi->ra_pages;
unsigned int reada_blocks;
+ if (fatent->entry >= ent_limit)
+ return;
+
if (ra_pages > sb->s_bdi->io_pages)
ra_pages = rounddown(ra_pages, sb->s_bdi->io_pages);
reada_blocks = ra_pages << (PAGE_SHIFT - sb->s_blocksize_bits + 1);