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It prints a symbolic error name (eg. -EINVAL) and it makes the code simpler by omitting PTR_ERR(); This patch fixes this cocci report: lib/alloc_tag.c:776:63-70: WARNING: Consider using %pe to print PTR_ERR() Signed-off-by: Zeng Chi --- lib/alloc_tag.c | 2 +- 1 file changed, 1 insertion(+), 1 deletion(-) diff --git a/lib/alloc_tag.c b/lib/alloc_tag.c index f26456988445..27fee57a5c91 100644 --- a/lib/alloc_tag.c +++ b/lib/alloc_tag.c @@ -845,7 +845,7 @@ static int __init alloc_tag_init(void) alloc_tag_cttype = codetag_register_type(&desc); if (IS_ERR(alloc_tag_cttype)) { - pr_err("Allocation tags registration failed, errno = %ld\n", PTR_ERR(alloc_tag_cttype)); + pr_err("Allocation tags registration failed, errno = %pe\n", alloc_tag_cttype); free_mod_tags_mem(); shutdown_mem_profiling(true); return PTR_ERR(alloc_tag_cttype); -- 2.25.1