rtl_433/0001-Fix-overflow-in-Acurite-00275rm-closes-2012.patch

From 37455483889bd1c641bdaafc493d1cc236b74904 Mon Sep 17 00:00:00 2001
From: "Christian W. Zuckschwerdt" <christian@zuckschwerdt.org>
Date: Fri, 18 Mar 2022 08:09:15 +0100
Subject: [PATCH] Fix overflow in Acurite-00275rm (closes #2012)

---
 src/devices/acurite.c | 6 +++---
 1 file changed, 3 insertions(+), 3 deletions(-)

diff --git a/src/devices/acurite.c b/src/devices/acurite.c
index 6879e52d..4f3e83eb 100644
--- a/src/devices/acurite.c
+++ b/src/devices/acurite.c
@@ -1318,15 +1318,15 @@ static int acurite_00275rm_decode(r_device *decoder, bitbuffer_t *bitbuffer)
 
     // Combine signal if exactly three repeats were found
     if (n_rows == 3) {
-        uint8_t *b = bitbuffer->bb[bitbuffer->num_rows];
+        bitbuffer_add_row(bitbuffer);
+        uint8_t *b = bitbuffer->bb[bitbuffer->num_rows - 1];
         for (int i = 0; i < 11; ++i) {
             // The majority bit count wins
             b[i] = (b_rows[0][i] & b_rows[1][i]) |
                     (b_rows[1][i] & b_rows[2][i]) |
                     (b_rows[2][i] & b_rows[0][i]);
         }
-        bitbuffer->bits_per_row[bitbuffer->num_rows] = 88;
-        bitbuffer->num_rows += 1;
+        bitbuffer->bits_per_row[bitbuffer->num_rows - 1] = 88;
     }
 
     // Output the first valid row
-- 
2.35.1