The strcpy() function is being deprecated. Replace it by the safer
strscpy() and fix the following Coverity warning:
"You might overrun the 256-character fixed-size string kdb_buffer
by copying cphold without checking the length."
Addresses-Coverity-ID: 138996 ("Copy into fixed size buffer")
Signed-off-by: Gustavo A. R. Silva <gust...@embeddedor.com>
---
kernel/debug/kdb/kdb_io.c | 2 +-
1 file changed, 1 insertion(+), 1 deletion(-)
diff --git a/kernel/debug/kdb/kdb_io.c b/kernel/debug/kdb/kdb_io.c
index 6a4b41484afe..ebc4aa2d0737 100644
--- a/kernel/debug/kdb/kdb_io.c
+++ b/kernel/debug/kdb/kdb_io.c
@@ -836,7 +836,7 @@ int vkdb_printf(enum kdb_msgsrc src, const char *fmt,
va_list ap)
*/
if (kdb_grepping_flag && !suspend_grep) {
*cphold = replaced_byte;
- strcpy(kdb_buffer, cphold);
+ strscpy(kdb_buffer, cphold, sizeof(kdb_buffer));
len = strlen(kdb_buffer);
next_avail = kdb_buffer + len;
size_avail = sizeof(kdb_buffer) - len;
--
2.21.0
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