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modules: only use mod->param_lock if CONFIG_MODULES

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Signed-off-by: Stephen Rothwell <sfr@canb.auug.org.au>
Signed-off-by: Rusty Russell <rusty@rustcorp.com.au>
This commit is contained in:
Stephen Rothwell 2015-06-26 13:19:19 +10:00 committed by Rusty Russell
parent cf2fde7b39
commit 20bdc2cfdb
1 changed files with 4 additions and 0 deletions
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4
kernel/params.c
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@ -30,7 +30,11 @@
static DEFINE_MUTEX(param_lock);
/* Use the module's mutex, or if built-in use the built-in mutex */
#ifdef CONFIG_MODULES
#define KPARAM_MUTEX(mod) ((mod) ? &(mod)->param_lock : &param_lock)
#else
#define KPARAM_MUTEX(mod) (&param_lock)
#endif
static inline void check_kparam_locked(struct module *mod)
{