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-rw-r--r--kernel/sys.c7
1 files changed, 7 insertions, 0 deletions
diff --git a/kernel/sys.c b/kernel/sys.c
index 9e157e0240d4..19d058be49d4 100644
--- a/kernel/sys.c
+++ b/kernel/sys.c
@@ -1656,6 +1656,13 @@ asmlinkage long sys_setrlimit(unsigned int resource, struct rlimit __user *rlim)
if (resource != RLIMIT_CPU)
goto out;
+
+ /*
+ * RLIMIT_CPU handling. Note that the kernel fails to return an error
+ * code if it rejected the user's attempt to set RLIMIT_CPU. This is a
+ * very long-standing error, and fixing it now risks breakage of
+ * applications, so we live with it
+ */
if (new_rlim.rlim_cur == RLIM_INFINITY)
goto out;