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-rw-r--r--include/linux/err.h4
1 files changed, 3 insertions, 1 deletions
diff --git a/include/linux/err.h b/include/linux/err.h
index ff71d2af5da3..cd3b367f7445 100644
--- a/include/linux/err.h
+++ b/include/linux/err.h
@@ -13,7 +13,9 @@
13 * This should be a per-architecture thing, to allow different 13 * This should be a per-architecture thing, to allow different
14 * error and pointer decisions. 14 * error and pointer decisions.
15 */ 15 */
16#define IS_ERR_VALUE(x) unlikely((x) > (unsigned long)-1000L) 16#define MAX_ERRNO 4095
17
18#define IS_ERR_VALUE(x) unlikely((x) >= (unsigned long)-MAX_ERRNO)
17 19
18static inline void *ERR_PTR(long error) 20static inline void *ERR_PTR(long error)
19{ 21{