From 58c025f0e803a45453bb5ada957cbf98163d3048 Mon Sep 17 00:00:00 2001
From: Al Viro <viro@zeniv.linux.org.uk>
Date: Sat, 21 Dec 2019 21:35:27 -0500
Subject: cgroup1: switch to use of errorfc() et.al.

Signed-off-by: Al Viro <viro@zeniv.linux.org.uk>
---
 kernel/cgroup/cgroup-v1.c | 24 ++++++++++++------------
 1 file changed, 12 insertions(+), 12 deletions(-)

(limited to 'kernel')

diff --git a/kernel/cgroup/cgroup-v1.c b/kernel/cgroup/cgroup-v1.c
index 408545620dad..be1a1c83cdd1 100644
--- a/kernel/cgroup/cgroup-v1.c
+++ b/kernel/cgroup/cgroup-v1.c
@@ -917,7 +917,7 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
 			ctx->subsys_mask |= (1 << i);
 			return 0;
 		}
-		return invalf(fc, "cgroup1: Unknown subsys name '%s'", param->key);
+		return invalfc(fc, "Unknown subsys name '%s'", param->key);
 	}
 	if (opt < 0)
 		return opt;
@@ -945,7 +945,7 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
 	case Opt_release_agent:
 		/* Specifying two release agents is forbidden */
 		if (ctx->release_agent)
-			return invalf(fc, "cgroup1: release_agent respecified");
+			return invalfc(fc, "release_agent respecified");
 		ctx->release_agent = param->string;
 		param->string = NULL;
 		break;
@@ -955,9 +955,9 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
 			return -ENOENT;
 		/* Can't specify an empty name */
 		if (!param->size)
-			return invalf(fc, "cgroup1: Empty name");
+			return invalfc(fc, "Empty name");
 		if (param->size > MAX_CGROUP_ROOT_NAMELEN - 1)
-			return invalf(fc, "cgroup1: Name too long");
+			return invalfc(fc, "Name too long");
 		/* Must match [\w.-]+ */
 		for (i = 0; i < param->size; i++) {
 			char c = param->string[i];
@@ -965,11 +965,11 @@ int cgroup1_parse_param(struct fs_context *fc, struct fs_parameter *param)
 				continue;
 			if ((c == '.') || (c == '-') || (c == '_'))
 				continue;
-			return invalf(fc, "cgroup1: Invalid name");
+			return invalfc(fc, "Invalid name");
 		}
 		/* Specifying two names is forbidden */
 		if (ctx->name)
-			return invalf(fc, "cgroup1: name respecified");
+			return invalfc(fc, "name respecified");
 		ctx->name = param->string;
 		param->string = NULL;
 		break;
@@ -1004,7 +1004,7 @@ static int check_cgroupfs_options(struct fs_context *fc)
 	if (ctx->all_ss) {
 		/* Mutually exclusive option 'all' + subsystem name */
 		if (ctx->subsys_mask)
-			return invalf(fc, "cgroup1: subsys name conflicts with all");
+			return invalfc(fc, "subsys name conflicts with all");
 		/* 'all' => select all the subsystems */
 		ctx->subsys_mask = enabled;
 	}
@@ -1014,7 +1014,7 @@ static int check_cgroupfs_options(struct fs_context *fc)
 	 * empty hierarchies must have a name).
 	 */
 	if (!ctx->subsys_mask && !ctx->name)
-		return invalf(fc, "cgroup1: Need name or subsystem set");
+		return invalfc(fc, "Need name or subsystem set");
 
 	/*
 	 * Option noprefix was introduced just for backward compatibility
@@ -1022,11 +1022,11 @@ static int check_cgroupfs_options(struct fs_context *fc)
 	 * the cpuset subsystem.
 	 */
 	if ((ctx->flags & CGRP_ROOT_NOPREFIX) && (ctx->subsys_mask & mask))
-		return invalf(fc, "cgroup1: noprefix used incorrectly");
+		return invalfc(fc, "noprefix used incorrectly");
 
 	/* Can't specify "none" and some subsystems */
 	if (ctx->subsys_mask && ctx->none)
-		return invalf(fc, "cgroup1: none used incorrectly");
+		return invalfc(fc, "none used incorrectly");
 
 	return 0;
 }
@@ -1056,7 +1056,7 @@ int cgroup1_reconfigure(struct fs_context *fc)
 	/* Don't allow flags or name to change at remount */
 	if ((ctx->flags ^ root->flags) ||
 	    (ctx->name && strcmp(ctx->name, root->name))) {
-		errorf(fc, "option or name mismatch, new: 0x%x \"%s\", old: 0x%x \"%s\"",
+		errorfc(fc, "option or name mismatch, new: 0x%x \"%s\", old: 0x%x \"%s\"",
 		       ctx->flags, ctx->name ?: "", root->flags, root->name);
 		ret = -EINVAL;
 		goto out_unlock;
@@ -1173,7 +1173,7 @@ static int cgroup1_root_to_use(struct fs_context *fc)
 	 * can't create new one without subsys specification.
 	 */
 	if (!ctx->subsys_mask && !ctx->none)
-		return invalf(fc, "cgroup1: No subsys list or none specified");
+		return invalfc(fc, "No subsys list or none specified");
 
 	/* Hierarchies may only be created in the initial cgroup namespace. */
 	if (ctx->ns != &init_cgroup_ns)
-- 
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