printk returns an integer; there's no reason for printk_ratelimited to swallow
it.
Signed-off-by: Omar Sandoval <osan...@osandov.com>
---
include/linux/printk.h | 4 +++-
1 file changed, 3 insertions(+), 1 deletion(-)
diff --git a/include/linux/printk.h b/include/linux/printk.h
index d78125f..67534bc 100644
--- a/include/linux/printk.h
+++ b/include/linux/printk.h
@@ -343,12 +343,14 @@ extern asmlinkage void dump_stack(void) __cold;
#ifdef CONFIG_PRINTK
#define printk_ratelimited(fmt, ...) \
({ \
+ int __ret = 0; \
static DEFINE_RATELIMIT_STATE(_rs, \
DEFAULT_RATELIMIT_INTERVAL, \
DEFAULT_RATELIMIT_BURST); \
\
if (__ratelimit(&_rs)) \
- printk(fmt, ##__VA_ARGS__); \
+ __ret = printk(fmt, ##__VA_ARGS__); \
+ __ret; \
})
#else
#define printk_ratelimited(fmt, ...) \
--
2.1.0
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