[PATCH 6.19 014/781] erofs: Use %pe format specifier for error pointers

Greg Kroah-Hartman
2026-02-25T01:26:58Z

From: Ferry Meng <mengferry@linux.alibaba.com>

[ Upstream commit 19bfef0178c64a6281a44687380b082e69215e06 ]

%pe will print a symbolic error name (e.g,. -ENOMEM), opposed to the
raw errno (e.g,. -12) produced by PTR_ERR().

Signed-off-by: Ferry Meng <mengferry@linux.alibaba.com>
Reviewed-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Reviewed-by: Chao Yu <chao@kernel.org>
Signed-off-by: Gao Xiang <hsiangkao@linux.alibaba.com>
Stable-dep-of: 9aa64b62a73c ("erofs: avoid noisy messages for transient -ENOMEM")
Signed-off-by: Sasha Levin <sashal@kernel.org>
---
fs/erofs/zdata.c | 4 ++--
1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/fs/erofs/zdata.c b/fs/erofs/zdata.c
index 3d31f7840ca04..70e1597dec8a6 100644
--- a/fs/erofs/zdata.c
+++ b/fs/erofs/zdata.c
@@ -1324,8 +1324,8 @@ static int z_erofs_decompress_pcluster(struct z_erofs_backend *be, bool eio)
GFP_NOWAIT | __GFP_NORETRY
}, be->pagepool);
if (IS_ERR(reason)) {
- erofs_err(be->sb, "failed to decompress (%s) %ld @ pa %llu size %u => %u",
- alg->name, PTR_ERR(reason), pcl->pos,
+ erofs_err(be->sb, "failed to decompress (%s) %pe @ pa %llu size %u => %u",
+ alg->name, reason, pcl->pos,
pcl->pclustersize, pcl->length);
err = PTR_ERR(reason);
} else if (unlikely(reason)) {
--
2.51.0