d/freebsd-nq
1
0
Fork 0
Code Issues Pull Requests Packages Projects Releases Wiki Activity

If any function fail (the ptr variable will be equal to NULL), we shouldn't

Browse Source 
return buffer. Instead we should free it and return NULL.

Approved by:	pjd (mentor)
This commit is contained in:
Mariusz Zaborski 2015-08-11 18:17:31 +00:00
parent 30740f45ce
commit c68f8061cf
1 changed files with 9 additions and 10 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

19
sys/contrib/libnv/nvlist.c
View File

@ -629,10 +629,8 @@ nvlist_xpack(const nvlist_t *nvl, int64_t *fdidxp, size_t *sizep)
nvpair_init_datasize(nvp);
ptr = nvpair_pack_header(nvp, ptr, &left);
if (ptr == NULL) {
nv_free(buf);
return (NULL);
}
if (ptr == NULL)
goto fail;
switch (nvpair_type(nvp)) {
case NV_TYPE_NULL:
ptr = nvpair_pack_null(nvp, ptr, &left);
@ -650,7 +648,7 @@ nvlist_xpack(const nvlist_t *nvl, int64_t *fdidxp, size_t *sizep)
tmpnvl = nvpair_get_nvlist(nvp);
ptr = nvlist_pack_header(tmpnvl, ptr, &left);
if (ptr == NULL)
goto out;
goto fail;
tmpnvp = nvlist_first_nvpair(tmpnvl);
if (tmpnvp != NULL) {
nvl = tmpnvl;
@ -670,10 +668,8 @@ nvlist_xpack(const nvlist_t *nvl, int64_t *fdidxp, size_t *sizep)
default:
PJDLOG_ABORT("Invalid type (%d).", nvpair_type(nvp));
}
if (ptr == NULL) {
nv_free(buf);
return (NULL);
}
if (ptr == NULL)
goto fail;
while ((nvp = nvlist_next_nvpair(nvl, nvp)) == NULL) {
cookie = NULL;
nvl = nvlist_get_parent(nvl, &cookie);
@ -682,7 +678,7 @@ nvlist_xpack(const nvlist_t *nvl, int64_t *fdidxp, size_t *sizep)
nvp = cookie;
ptr = nvpair_pack_nvlist_up(ptr, &left);
if (ptr == NULL)
goto out;
goto fail;
}
}
@ -690,6 +686,9 @@ out:
if (sizep != NULL)
*sizep = size;
return (buf);
fail:
nv_free(buf);
return (NULL);
}
void *