diff options
Diffstat (limited to 'src/gen.c')
-rw-r--r-- | src/gen.c | 11 |
1 files changed, 10 insertions, 1 deletions
@@ -168,6 +168,9 @@ static int nftnl_gen_cmd_snprintf(char *buf, size_t size, { int ret, remain = size, offset = 0; + if (size) + buf[0] = '\0'; + ret = nftnl_cmd_header_snprintf(buf + offset, remain, cmd, type, flags); SNPRINTF_BUFFER_SIZE(ret, remain, offset); @@ -188,7 +191,10 @@ static int nftnl_gen_cmd_snprintf(char *buf, size_t size, int nftnl_gen_snprintf(char *buf, size_t size, const struct nftnl_gen *gen, uint32_t type, uint32_t flags) -{; +{ + if (size) + buf[0] = '\0'; + return nftnl_gen_cmd_snprintf(buf, size, gen, nftnl_flag2cmd(flags), type, flags); } @@ -197,6 +203,9 @@ EXPORT_SYMBOL(nftnl_gen_snprintf); static int nftnl_gen_do_snprintf(char *buf, size_t size, const void *gen, uint32_t cmd, uint32_t type, uint32_t flags) { + if (size) + buf = '\0'; + return nftnl_gen_snprintf(buf, size, gen, type, flags); } |