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lib: Fix CID 1445648 Null pointer dereferences

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Signed-off-by: Volker Lendecke <vl@samba.org>
Reviewed-by: Jeremy Allison <jra@samba.org>
This commit is contained in:
Volker Lendecke 2019-05-28 08:49:52 +02:00 committed by Jeremy Allison
parent 9053391f86
commit 32999e1487
1 changed files with 2 additions and 1 deletions
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3
lib/util/sys_popen.c
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@ -44,13 +44,14 @@ int sys_popenv(char * const argl[])
int parent_end, child_end;
int pipe_fds[2];
popen_list *entry = NULL;
const char *command = argl[0];
const char *command = NULL;
int ret;
if (argl == NULL) {
errno = EINVAL;
return -1;
}
command = argl[0];
if (!*command) {
errno = EINVAL;