Commit db902986 authored by Gao Xiang's avatar Gao Xiang
Browse files

erofs: fix potential return value overflow of z_erofs_shrink_scan() 



z_erofs_shrink_scan() could return small numbers due to the mistyped
`freed`.

Although I don't think it has any visible impact.

Fixes: 3883a79a ("staging: erofs: introduce VLE decompression support")
Reviewed-by: default avatarChao Yu <chao@kernel.org>
Signed-off-by: default avatarGao Xiang <hsiangkao@linux.alibaba.com>
Link: https://lore.kernel.org/r/20250114040058.459981-1-hsiangkao@linux.alibaba.com
parent 9f74ae8c

fs/erofs/zdata.c

+1 −2
Original line number Diff line number Diff line
@@ -927,8 +927,7 @@ unsigned long z_erofs_shrink_scan(struct erofs_sb_info *sbi, 
				  unsigned long nr_shrink)

{

	struct z_erofs_pcluster *pcl;

	unsigned int freed = 0;

	unsigned long index;

	unsigned long index, freed = 0;



	xa_lock(&sbi->managed_pslots);

	xa_for_each(&sbi->managed_pslots, index, pcl) {