[PATCH] osmocom-bb[master]: mobile/gsm322.c: prevent calling memset with n <= 0

[Vadim Yanitskiy]

Review at  https://gerrit.osmocom.org/4645

mobile/gsm322.c: prevent calling memset with n <= 0

Change-Id: I2d8d78474614939659a7f24d5007b1c890776b1a
---
M src/host/layer23/src/mobile/gsm322.c
1 file changed, 3 insertions(+), 1 deletion(-)


  git pull ssh://gerrit.osmocom.org:29418/osmocom-bb refs/changes/45/4645/1

diff --git a/src/host/layer23/src/mobile/gsm322.c 
b/src/host/layer23/src/mobile/gsm322.c
index ad6a83b..4b39924 100644
--- a/src/host/layer23/src/mobile/gsm322.c
+++ b/src/host/layer23/src/mobile/gsm322.c
@@ -322,7 +322,9 @@
        else
                value -= min;
 
-       memset(bar, '=', value);
+       if (value >= 0)
+               memset(bar, '=', value);
+
        bar[value] = '\0';
 
        return bar;

-- 
To view, visit https://gerrit.osmocom.org/4645
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Gerrit-MessageType: newchange
Gerrit-Change-Id: I2d8d78474614939659a7f24d5007b1c890776b1a
Gerrit-PatchSet: 1
Gerrit-Project: osmocom-bb
Gerrit-Branch: master
Gerrit-Owner: Vadim Yanitskiy <axilira...@gmail.com>