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Index: sys/dev/bnxt/if_bnxt.c
===================================================================
--- sys/dev/bnxt/if_bnxt.c
+++ sys/dev/bnxt/if_bnxt.c
@@ -1650,25 +1650,23 @@
{
struct bnxt_softc *softc = iflib_get_softc(ctx);
struct ifreq *ifr = (struct ifreq *)data;
- struct ifreq_buffer *ifbuf = &ifr->ifr_ifru.ifru_buffer;
- struct bnxt_ioctl_header *ioh =
- (struct bnxt_ioctl_header *)(ifbuf->buffer);
+ struct bnxt_ioctl_header *ioh;
+ size_t iol;
int rc = ENOTSUP;
- struct bnxt_ioctl_data *iod = NULL;
+ struct bnxt_ioctl_data iod_storage, *iod = &iod_storage;
+
+ ioh = ifr_buffer_get_buffer(ifr);
+ iol = ifr_buffer_get_length(ifr);
switch (command) {
case SIOCGPRIVATE_0:
if ((rc = priv_check(curthread, PRIV_DRIVER)) != 0)
goto exit;
- iod = malloc(ifbuf->length, M_DEVBUF, M_NOWAIT | M_ZERO);
- if (!iod) {
- rc = ENOMEM;
+ if ((rc = copyin(ioh, iod, iol)) != 0)
goto exit;
- }
- copyin(ioh, iod, ifbuf->length);
- switch (ioh->type) {
+ switch (iod->hdr.type) {
case BNXT_HWRM_NVM_FIND_DIR_ENTRY:
{
struct bnxt_ioctl_hwrm_nvm_find_dir_entry *find =
@@ -1686,7 +1684,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1726,7 +1724,7 @@
remain -= csize;
}
if (iod->hdr.rc == 0)
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
iflib_dma_free(&dma_data);
rc = 0;
@@ -1746,7 +1744,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1766,7 +1764,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1788,7 +1786,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1807,7 +1805,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1827,7 +1825,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1854,7 +1852,7 @@
copyout(dma_data.idi_vaddr, get->data,
get->entry_length * get->entries);
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
iflib_dma_free(&dma_data);
@@ -1875,7 +1873,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1897,7 +1895,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1916,7 +1914,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1937,7 +1935,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1958,7 +1956,7 @@
}
else {
iod->hdr.rc = 0;
- copyout(iod, ioh, ifbuf->length);
+ copyout(iod, ioh, iol);
}
rc = 0;
@@ -1969,8 +1967,6 @@
}
exit:
- if (iod)
- free(iod, M_DEVBUF);
return rc;
}

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