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-rw-r--r--include/asm-generic/bug.h3
-rw-r--r--kernel/panic.c14
2 files changed, 8 insertions, 9 deletions
diff --git a/include/asm-generic/bug.h b/include/asm-generic/bug.h
index 2d35bbf687d0..598d7072602f 100644
--- a/include/asm-generic/bug.h
+++ b/include/asm-generic/bug.h
@@ -93,9 +93,8 @@ struct bug_entry {
extern __printf(4, 5)
void warn_slowpath_fmt(const char *file, const int line, unsigned taint,
const char *fmt, ...);
-extern void warn_slowpath_null(const char *file, const int line);
#define WANT_WARN_ON_SLOWPATH
-#define __WARN() warn_slowpath_null(__FILE__, __LINE__)
+#define __WARN() __WARN_printf(TAINT_WARN, NULL)
#define __WARN_printf(taint, arg...) \
warn_slowpath_fmt(__FILE__, __LINE__, taint, arg)
#else
diff --git a/kernel/panic.c b/kernel/panic.c
index 1d89f5423426..79c153951b59 100644
--- a/kernel/panic.c
+++ b/kernel/panic.c
@@ -605,19 +605,19 @@ void warn_slowpath_fmt(const char *file, int line, unsigned taint,
{
struct warn_args args;
+ if (!fmt) {
+ pr_warn(CUT_HERE);
+ __warn(file, line, __builtin_return_address(0), taint,
+ NULL, NULL);
+ return;
+ }
+
args.fmt = fmt;
va_start(args.args, fmt);
__warn(file, line, __builtin_return_address(0), taint, NULL, &args);
va_end(args.args);
}
EXPORT_SYMBOL(warn_slowpath_fmt);
-
-void warn_slowpath_null(const char *file, int line)
-{
- pr_warn(CUT_HERE);
- __warn(file, line, __builtin_return_address(0), TAINT_WARN, NULL, NULL);
-}
-EXPORT_SYMBOL(warn_slowpath_null);
#else
void __warn_printk(const char *fmt, ...)
{