From 0793a5a1c684fc9e9f32d5e8ad343a7424997eb8 Mon Sep 17 00:00:00 2001
From: Pradana AUMARS <paumars@courrier.dev>
Date: Sat, 17 Jul 2021 13:36:09 +0200
Subject: [PATCH] In easycsv_read_value, check if row and col are valid

Signed-off-by: Pradana AUMARS <paumars@courrier.dev>
---
 src/easycsv.c | 10 ++++++++++
 1 file changed, 10 insertions(+)

diff --git a/src/easycsv.c b/src/easycsv.c
index d538ceb..371886f 100644
--- a/src/easycsv.c
+++ b/src/easycsv.c
@@ -162,12 +162,22 @@ easycsv_read_value(const easycsv *csv,
     easycsv_error(EASYCSV_ZEROROW, NULL);
     return NULL;
   }
+
+  if (row > easycsv_print_rows(csv)) {
+    easycsv_error(EASYCSV_ROWNOTEXIST, NULL);
+    return NULL;
+  }
   
   if (col == 0) {
     easycsv_error(EASYCSV_ZEROCOL, NULL);
     return NULL;
   }
 
+  if (col > easycsv_print_columns(csv)) {
+    easycsv_error(EASYCSV_COLNOTEXIST, NULL);
+    return NULL;
+  }
+
   /* Set file pointer to start */
   easycsv_rewind(csv);