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cmdline: avoid garbage in unused fields of parsed result

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The result buffer was not initialized before parsing, inducing garbage
in unused fields or padding of the parsed structure.

Initialize the result buffer each time before parsing.

Fixes: af75078fec ("first public release")
Cc: stable@dpdk.org

Signed-off-by: Xueming Li <xuemingl@mellanox.com>
Acked-by: Olivier Matz <olivier.matz@6wind.com>
This commit is contained in:
Xueming Li 2018-01-20 11:26:31 +08:00 committed by Thomas Monjalon
parent 2acf7432ad
commit 0bf876008f
1 changed files with 2 additions and 0 deletions
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2
lib/librte_cmdline/cmdline_parse.c
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@ -168,6 +168,8 @@ match_inst(cmdline_parse_inst_t *inst, const char *buf,
int n = 0; int n = 0;
struct cmdline_token_hdr token_hdr; struct cmdline_token_hdr token_hdr;
if (resbuf != NULL)
memset(resbuf, 0, resbuf_size);
/* check if we match all tokens of inst */ /* check if we match all tokens of inst */
while (!nb_match_token || i < nb_match_token) { while (!nb_match_token || i < nb_match_token) {
token_p = get_token(inst, i); token_p = get_token(inst, i);