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=== Description (from pull-request) ===
Also: LOL
Signed-off-by: Christian Brauner <christian.brau...@ubuntu.com>
From 32f603989a8c6c6600407877d4d1f33c76e173f5 Mon Sep 17 00:00:00 2001
From: Christian Brauner <christian.brau...@ubuntu.com>
Date: Thu, 27 Jul 2017 20:49:58 +0200
Subject: [PATCH] cgroups: workaround gcc-7 bug
Also: LOL
Signed-off-by: Christian Brauner <christian.brau...@ubuntu.com>
---
src/lxc/cgroups/cgfsng.c | 10 +++++++---
1 file changed, 7 insertions(+), 3 deletions(-)
diff --git a/src/lxc/cgroups/cgfsng.c b/src/lxc/cgroups/cgfsng.c
index 5ad24d1e5..3a6c70caa 100644
--- a/src/lxc/cgroups/cgfsng.c
+++ b/src/lxc/cgroups/cgfsng.c
@@ -1315,7 +1315,8 @@ static inline bool cgfsng_create(void *hdata)
{
struct cgfsng_handler_data *d = hdata;
char *tmp, *cgname, *offset;
- int i, idx = 0;
+ int i, ret;
+ int idx = 0;
size_t len;
if (!d)
@@ -1341,8 +1342,11 @@ static inline bool cgfsng_create(void *hdata)
ERROR("Too many conflicting cgroup names");
goto out_free;
}
- if (idx)
- snprintf(offset, 5, "-%d", idx);
+ if (idx) {
+ ret = snprintf(offset, 5, "-%d", idx);
+ if (ret < 0 || (size_t)ret >= 5)
+ INFO("Shut up gcc-7");
+ }
for (i = 0; hierarchies[i]; i++) {
if (!create_path_for_hierarchy(hierarchies[i], cgname)) {
int j;
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