[segyio] 228/376: Paranoid int-overflow assert.

[Jørgen Kvalsvik]

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jokva-guest pushed a commit to branch debian
in repository segyio.

commit 622cecb439b2d6bd29d99c5a79c0557411b21419
Author: Jørgen Kvalsvik <jokva at statoil.com>
Date:   Tue Mar 7 09:24:47 2017 +0100

    Paranoid int-overflow assert.
---
 lib/src/segy.c | 2 ++
 1 file changed, 2 insertions(+)

diff --git a/lib/src/segy.c b/lib/src/segy.c
index 07c0eec..d6b13c3 100644
--- a/lib/src/segy.c
+++ b/lib/src/segy.c
@@ -729,6 +729,8 @@ int segy_traces( segy_file* fp,
     if( size % trace_bsize != 0 )
         return SEGY_TRACE_SIZE_MISMATCH;
 
+    assert( size / trace_bsize <= (long long)INT_MAX );
+
     *traces = size / trace_bsize;
     return SEGY_OK;
 }

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