[Darshan-commits] [Darshan] branch, dev-modular, updated. darshan-2.3.1-180-gdbefada

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The branch, dev-modular has been updated
       via  dbefada8fb0355f45b76124ae1513e375a059b71 (commit)
      from  38e0e4be33dc4a4761ed3915311043b71aedfbfb (commit)

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- Log -----------------------------------------------------------------
commit dbefada8fb0355f45b76124ae1513e375a059b71
Author: Shane Snyder <ssnyder at mcs.anl.gov>
Date:   Mon Sep 21 10:15:41 2015 -0500

    handle case of empty record map in log file

-----------------------------------------------------------------------

Summary of changes:
 darshan-util/darshan-logutils.c |    7 +++++++
 1 files changed, 7 insertions(+), 0 deletions(-)


Diff of changes:
diff --git a/darshan-util/darshan-logutils.c b/darshan-util/darshan-logutils.c
index 25725ac..a4483d7 100644
--- a/darshan-util/darshan-logutils.c
+++ b/darshan-util/darshan-logutils.c
@@ -452,6 +452,13 @@ int darshan_log_gethash(darshan_fd fd, struct darshan_record_ref **hash)
     int read_req_sz;
     int buf_remaining = 0;
 
+    /* just return if there is no record mapping data */
+    if(fd->rec_map.len == 0)
+    {
+        *hash = NULL;
+        return(0);
+    }
+
     /* default to hash buffer twice as big as default compression buf */
     hash_buf = malloc(DARSHAN_DEF_COMP_BUF_SZ * 2);
     if(!hash_buf)


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