cfgfile: remove unnecessary initialization

No need to initialize variable if it is immediately overwritten.
It is better style not do unnecessary initialization with modern
tools since it lets compiler and other static checkers detect
uninitialized data.

Signed-off-by: Stephen Hemminger <stephen@networkplumber.org>

diff --git a/lib/librte_cfgfile/rte_cfgfile.c b/lib/librte_cfgfile/rte_cfgfile.c
index f8e7627a5169749e857ba6fc32586b44d70d66f2..1ef298592fa58a771c22a76fd182c140833829ad 100644 (file)
--- a/lib/librte_cfgfile/rte_cfgfile.c
+++ b/lib/librte_cfgfile/rte_cfgfile.c
@@ -160,9 +160,9 @@ struct rte_cfgfile *
 rte_cfgfile_load_with_params(const char *filename, int flags,
                             const struct rte_cfgfile_parameters *params)
 {
-       char buffer[CFG_NAME_LEN + CFG_VALUE_LEN + 4] = {0};
+       char buffer[CFG_NAME_LEN + CFG_VALUE_LEN + 4];
        int lineno = 0;
-       struct rte_cfgfile *cfg = NULL;
+       struct rte_cfgfile *cfg;
 
        if (rte_cfgfile_check_params(params))
                return NULL;
@@ -174,7 +174,7 @@ rte_cfgfile_load_with_params(const char *filename, int flags,
        cfg = rte_cfgfile_create(flags);
 
        while (fgets(buffer, sizeof(buffer), f) != NULL) {
-               char *pos = NULL;
+               char *pos;
                size_t len = strnlen(buffer, sizeof(buffer));
                lineno++;
                if ((len >= sizeof(buffer) - 1) && (buffer[len-1] != '\n')) {
@@ -260,7 +260,7 @@ struct rte_cfgfile *
 rte_cfgfile_create(int flags)
 {
        int i;
-       struct rte_cfgfile *cfg = NULL;
+       struct rte_cfgfile *cfg;
 
        cfg = malloc(sizeof(*cfg));