52 lines
2.1 KiB
Diff
52 lines
2.1 KiB
Diff
From 52620ec798a580b2053d16a42362e9926729eb30 Mon Sep 17 00:00:00 2001
|
|
From: Fabrice Fontaine <fontaine.fabrice@gmail.com>
|
|
Date: Sun, 20 Jan 2019 20:04:13 +0100
|
|
Subject: [PATCH] apps/kcapi-hasher.c: fix build with gcc 8.2.x
|
|
|
|
Fixes:
|
|
- http://autobuild.buildroot.org/results/8355bc42238e885f7f11ed3d9d37fc55ebdead2b
|
|
|
|
Signed-off-by: Fabrice Fontaine <fontaine.fabrice@gmail.com>
|
|
Signed-off-by: Stephan Mueller <smueller@chronox.de>
|
|
---
|
|
apps/kcapi-hasher.c | 12 ++++++++----
|
|
1 file changed, 8 insertions(+), 4 deletions(-)
|
|
|
|
diff --git a/apps/kcapi-hasher.c b/apps/kcapi-hasher.c
|
|
index d6be685..7172b12 100644
|
|
--- a/apps/kcapi-hasher.c
|
|
+++ b/apps/kcapi-hasher.c
|
|
@@ -357,16 +357,20 @@ static int hasher(struct kcapi_handle *handle, const struct hash_params *params,
|
|
}
|
|
|
|
/*
|
|
- * GCC v8.1.0 introduced -Wstringop-truncation but it is not smart enough to
|
|
- * find that cursor string will be NULL-terminated after all paste() calls and
|
|
- * warns with:
|
|
+ * GCC v8.1.0 introduced -Wstringop-truncation and GCC v8.2.0 introduced
|
|
+ * -Wstringop-overflow but it is not smart enough to find that cursor string
|
|
+ * will be NULL-terminated after all paste() calls and warns with:
|
|
* error: 'strncpy' destination unchanged after copying no bytes [-Werror=stringop-truncation]
|
|
* error: 'strncpy' output truncated before terminating nul copying 5 bytes from a string of the same length [-Werror=stringop-truncation]
|
|
+ * error: 'strncpy' specified bound depends on the length of the source argument [-Werror=stringop-overflow=]
|
|
*/
|
|
#pragma GCC diagnostic push
|
|
#if GCC_VERSION >= 80100
|
|
#pragma GCC diagnostic ignored "-Wstringop-truncation"
|
|
#endif
|
|
+#if GCC_VERSION >= 80200
|
|
+#pragma GCC diagnostic ignored "-Wstringop-overflow"
|
|
+#endif
|
|
static char *paste(char *dst, const char *src, size_t size)
|
|
{
|
|
strncpy(dst, src, size);
|
|
@@ -417,7 +421,7 @@ static char *get_hmac_file(const char *filename, const char *checkdir)
|
|
strncpy(cursor, "\0", 1);
|
|
return checkfile;
|
|
}
|
|
-#pragma GCC diagnostic pop /* -Wstringop-truncation */
|
|
+#pragma GCC diagnostic pop /* -Wstringop-truncation -Wstringop-overflow */
|
|
|
|
static int hash_files(const struct hash_params *params,
|
|
char *filenames[], uint32_t files,
|