[PATCH 14/16] dyndbg: prefer declarative init in caller, to memset in callee

From: Jim Cromie
Date: Tue Oct 29 2019 - 16:01:35 EST


drop memset in ddebug_parse_query, instead initialize the stack
variable in the caller.

Signed-off-by: Jim Cromie <jim.cromie@xxxxxxxxx>
---
lib/dynamic_debug.c | 3 +--
1 file changed, 1 insertion(+), 2 deletions(-)

diff --git a/lib/dynamic_debug.c b/lib/dynamic_debug.c
index c6273fabe52c..4369afeb52f0 100644
--- a/lib/dynamic_debug.c
+++ b/lib/dynamic_debug.c
@@ -358,7 +358,6 @@ static int ddebug_parse_query(char *words[], int nwords,
pr_err("expecting pairs of match-spec <value>\n");
return -EINVAL;
}
- memset(query, 0, sizeof(*query));

if (modname)
/* support $modname.dyndbg=<multiple queries> */
@@ -479,7 +478,7 @@ static int ddebug_exec_query(char *query_string, const char *modname)
{
struct flagsettings mods = {};
struct flagsettings filter = {};
- struct ddebug_query query;
+ struct ddebug_query query = {};
#define MAXWORDS 9
int nwords, nfound;
char *words[MAXWORDS];
--
2.21.0