pg: do not use atoi()

Addresses: https://github.com/karelzak/util-linux/issues/1358
Signed-off-by: Karel Zak <kzak@redhat.com>

diff --git a/text-utils/pg.c b/text-utils/pg.c
index d50e2ba8a54e5e1557f8deacae70af8802ec5717..b309b4dcae4b05eb88f32458b3c50fbad7c5a334 100644 (file)
--- a/text-utils/pg.c
+++ b/text-utils/pg.c
@@ -597,11 +597,8 @@ static int getcount(char *cmdstr)
        }
        if (buf[0] == '-' && buf[1] == '\0') {
                i = -1;
-       } else {
-               if (*buf == '+')
-                       i = atoi(buf + 1);
-               else
-                       i = atoi(buf);
+       } else if (ul_strtos32(*buf == '+' ? buf + 1 : buf, &i, 10) != 0) {
+               i = -1;
        }
        free(buf);
        return i;