From: Alejandro Colomar <alx@kernel.org>
Date: Thu, 2 Feb 2023 11:31:54 +0000 (+0100)
Subject: Handle reallocf(3) errors
X-Git-Tag: 4.14.0-rc1~194
X-Git-Url: http://git.ipfire.org/cgi-bin/gitweb.cgi?a=commitdiff_plain;h=f301a4ca19533a5c93bba44db2d8e345fa909e35;p=thirdparty%2Fshadow.git

Handle reallocf(3) errors

Reported-by: Iker Pedrosa <ipedrosa@redhat.com>
Signed-off-by: Alejandro Colomar <alx@kernel.org>
---

diff --git a/src/newusers.c b/src/newusers.c
index 5fd83d6ed..35af4e261 100644
--- a/src/newusers.c
+++ b/src/newusers.c
@@ -1203,6 +1203,13 @@ int main (int argc, char **argv)
 		lines     = reallocf (lines,     sizeof (lines[0])     * nusers);
 		usernames = reallocf (usernames, sizeof (usernames[0]) * nusers);
 		passwords = reallocf (passwords, sizeof (passwords[0]) * nusers);
+		if (lines == NULL || usernames == NULL || passwords == NULL) {
+			fprintf (stderr,
+			         _("%s: line %d: %s\n"),
+			         Prog, line, strerror(errno));
+			errors++;
+			continue;
+		}
 		lines[nusers-1]     = line;
 		usernames[nusers-1] = strdup (fields[0]);
 		passwords[nusers-1] = strdup (fields[1]);