From: Thomas Richter <tmricht@linux.ibm.com>
Date: Mon, 22 Jan 2024 12:36:05 +0000 (+0100)
Subject: s390/pai_crypto: return proper error code in paicrypt_init
X-Git-Url: http://git.maquefel.me/?a=commitdiff_plain;h=5d8cc70c36c42aa33e595836af2faaaaeb314fb5;p=linux.git

s390/pai_crypto: return proper error code in paicrypt_init

paicrypt_init() return incorrect error code in case the number
of PAI crypto counters is too high. Change the return code to
-E2BIG.

Please merge with d0b0efedc7fe

Reported-by: Heiko Carstens <hca@linux.ibm.com>
Signed-off-by: Thomas Richter <tmricht@linux.ibm.com>
Signed-off-by: Heiko Carstens <hca@linux.ibm.com>
---

diff --git a/arch/s390/kernel/perf_pai_crypto.c b/arch/s390/kernel/perf_pai_crypto.c
index ffde6d5001b79..7e7472aee4e56 100644
--- a/arch/s390/kernel/perf_pai_crypto.c
+++ b/arch/s390/kernel/perf_pai_crypto.c
@@ -749,7 +749,7 @@ static int __init paicrypt_init(void)
 		return 0;
 	if (paicrypt_cnt >= PAI_CRYPTO_MAXCTR) {
 		pr_err("Too many PMU pai_crypto counters %d\n", paicrypt_cnt);
-		return -1;
+		return -E2BIG;
 	}
 
 	rc = attr_event_init();		/* Export known PAI crypto events */