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r14764: Fix possible null pointer deref. Coverity #253.

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Jeremy.
(This used to be commit 7a18f38947385b8a5fb27a42610320003689e9e1)
This commit is contained in:
Jeremy Allison 2006-03-29 22:41:24 +00:00 committed by Gerald (Jerry) Carter
parent 81d4f40bbe
commit b84d06dae7
1 changed files with 4 additions and 2 deletions
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6
source3/lib/util_pw.c
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@ -25,6 +25,9 @@
struct passwd *tcopy_passwd(TALLOC_CTX *mem_ctx, const struct passwd *from)
{
struct passwd *ret = TALLOC_P(mem_ctx, struct passwd);
if (!ret) {
return NULL;
}
ret->pw_name = talloc_strdup(ret, from->pw_name);
ret->pw_passwd = talloc_strdup(ret, from->pw_passwd);
ret->pw_uid = from->pw_uid;
@ -99,8 +102,7 @@ struct passwd *getpwnam_alloc(TALLOC_CTX *mem_ctx, const char *name)
}
pwnam_cache[i] = tcopy_passwd(pwnam_cache, temp);
if (mem_ctx != NULL) {
if (pwnam_cache[i]!= NULL && mem_ctx != NULL) {
return talloc_reference(mem_ctx, pwnam_cache[i]);
}