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D48496.1789637001.diff
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D48496.1789637001.diff
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diff --git a/sys/dev/bnxt/bnxt_en/bnxt_sysctl.c b/sys/dev/bnxt/bnxt_en/bnxt_sysctl.c
--- a/sys/dev/bnxt/bnxt_en/bnxt_sysctl.c
+++ b/sys/dev/bnxt/bnxt_en/bnxt_sysctl.c
@@ -1871,7 +1871,7 @@
buf += sprintf(buf, "none");
}
-static char *bnxt_get_tlv_selector_str(uint8_t selector)
+static const char *bnxt_get_tlv_selector_str(uint8_t selector)
{
switch (selector) {
case BNXT_IEEE_8021QAZ_APP_SEL_ETHERTYPE:
@@ -1886,24 +1886,23 @@
}
static void
-bnxt_app_tlv_get_string(struct bnxt_softc *softc, char *buf,
- struct bnxt_dcb_app *app, int num)
+bnxt_app_tlv_get_string(struct sbuf *sb, struct bnxt_dcb_app *app, int num)
{
- uint32_t i;
+ int i;
- if (!num) {
- buf += sprintf(buf, " None");
+ if (num == 0) {
+ sbuf_printf(sb, " None");
return;
}
- buf += sprintf(buf, "\n");
+ sbuf_putc(sb, '\n');
for (i = 0; i < num; i++) {
- buf += sprintf(buf, "\tAPP#%0d:\tpri: %d,\tSel: %d,\t%s: %d\n",
- i,
- app[i].priority,
- app[i].selector,
- bnxt_get_tlv_selector_str(app[i].selector),
- app[i].protocol);
+ sbuf_printf(sb, "\tAPP#%0d:\tpri: %d,\tSel: %d,\t%s: %d\n",
+ i,
+ app[i].priority,
+ app[i].selector,
+ bnxt_get_tlv_selector_str(app[i].selector),
+ app[i].protocol);
}
}
@@ -1936,25 +1935,16 @@
static int
bnxt_dcb_list_app(SYSCTL_HANDLER_ARGS)
{
+ struct sbuf sb;
struct bnxt_dcb_app app[128] = {0};
struct bnxt_softc *softc = arg1;
int rc, num_inputs = 0;
- char *buf;
-
-#define BNXT_APP_TLV_STR_LEN 4096
- buf = malloc(BNXT_APP_TLV_STR_LEN, M_DEVBUF, M_NOWAIT | M_ZERO);
- if (!buf)
- return ENOMEM;
+ sbuf_new_for_sysctl(&sb, NULL, 128, req);
bnxt_dcb_ieee_listapp(softc, app, &num_inputs);
- bnxt_app_tlv_get_string(softc, buf, app, num_inputs);
-
- rc = sysctl_handle_string(oidp, buf, BNXT_APP_TLV_STR_LEN, req);
- if (rc || req->newptr == NULL)
- goto end;
-
-end:
- free(buf, M_DEVBUF);
+ bnxt_app_tlv_get_string(&sb, app, num_inputs);
+ rc = sbuf_finish(&sb);
+ sbuf_delete(&sb);
return rc;
}

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