Fix: system call instrumentation build failure on v3.0-v3.10 RT kernel

[lttng-modules.git] / src / lttng-syscalls.c

diff --git a/src/lttng-syscalls.c b/src/lttng-syscalls.c
index a49a253caa25854f5a73800da2982dbaf5584fc3..9cd11ea6e9b8394f77354be40cc320dd9e230a92 100644 (file)
--- a/src/lttng-syscalls.c
+++ b/src/lttng-syscalls.c
@@ -66,30 +66,6 @@ enum sc_type {
 void syscall_entry_event_probe(void *__data, struct pt_regs *regs, long id);
 void syscall_exit_event_probe(void *__data, struct pt_regs *regs, long ret);
 
-/*
- * Forward declarations for old kernels.
- */
-struct mmsghdr;
-struct rlimit64;
-struct oldold_utsname;
-struct old_utsname;
-struct sel_arg_struct;
-struct mmap_arg_struct;
-struct file_handle;
-struct user_msghdr;
-
-/*
- * Forward declaration for kernels >= 5.6
- */
-struct timex;
-struct timeval;
-struct itimerval;
-struct itimerspec;
-
-#if (LTTNG_LINUX_VERSION_CODE >= LTTNG_KERNEL_VERSION(5,6,0))
-typedef __kernel_old_time_t time_t;
-#endif
-
 #ifdef IA32_NR_syscalls
 #define NR_compat_syscalls IA32_NR_syscalls
 #else
@@ -840,7 +816,7 @@ int lttng_event_enabler_create_syscall_events_if_missing(struct lttng_event_enab
 
        lttng_syscall_event_enabler_create_matching_events(syscall_event_enabler);
 
-       return ret;
+       return 0;
 }
 
 int lttng_syscalls_unregister_syscall_table(struct lttng_kernel_syscall_table *syscall_table)