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-rw-r--r--fs/squashfs/file.c15
1 files changed, 8 insertions, 7 deletions
diff --git a/fs/squashfs/file.c b/fs/squashfs/file.c
index a8e495d8eb86..7f0904b20329 100644
--- a/fs/squashfs/file.c
+++ b/fs/squashfs/file.c
@@ -454,7 +454,7 @@ static int squashfs_read_folio(struct file *file, struct folio *folio)
int expected = index == file_end ?
(i_size_read(inode) & (msblk->block_size - 1)) :
msblk->block_size;
- int res;
+ int res = 0;
void *pageaddr;
TRACE("Entered squashfs_readpage, page index %lx, start block %llx\n",
@@ -467,14 +467,15 @@ static int squashfs_read_folio(struct file *file, struct folio *folio)
if (index < file_end || squashfs_i(inode)->fragment_block ==
SQUASHFS_INVALID_BLK) {
u64 block = 0;
- int bsize = read_blocklist(inode, index, &block);
- if (bsize < 0)
+
+ res = read_blocklist(inode, index, &block);
+ if (res < 0)
goto error_out;
- if (bsize == 0)
+ if (res == 0)
res = squashfs_readpage_sparse(page, expected);
else
- res = squashfs_readpage_block(page, block, bsize, expected);
+ res = squashfs_readpage_block(page, block, res, expected);
} else
res = squashfs_readpage_fragment(page, expected);
@@ -488,11 +489,11 @@ out:
memset(pageaddr, 0, PAGE_SIZE);
kunmap_atomic(pageaddr);
flush_dcache_page(page);
- if (!PageError(page))
+ if (res == 0)
SetPageUptodate(page);
unlock_page(page);
- return 0;
+ return res;
}