From: Christian Grothoff <christian@grothoff.org>
Date: Wed, 25 Jul 2012 08:43:49 +0000 (+0000)
Subject: -check return value
X-Git-Tag: initial-import-from-subversion-38251~12347
X-Git-Url: https://git.librecmc.org/?a=commitdiff_plain;h=f4e5b024d1ef21ecad101dd3a3c65e6144d5fc65;p=oweals%2Fgnunet.git

-check return value
---

diff --git a/src/util/container_bloomfilter.c b/src/util/container_bloomfilter.c
index 8d0852fc9..1a2c876f9 100644
--- a/src/util/container_bloomfilter.c
+++ b/src/util/container_bloomfilter.c
@@ -231,7 +231,7 @@ static void
 decrementBit (char *bitArray, unsigned int bitIdx,
               const struct GNUNET_DISK_FileHandle *fh)
 {
-  OFF_T fileSlot;
+  OFF_T fileslot;
   unsigned char value;
   unsigned int high;
   unsigned int low;
@@ -240,9 +240,13 @@ decrementBit (char *bitArray, unsigned int bitIdx,
   if (GNUNET_DISK_handle_invalid (fh))
     return;                     /* cannot decrement! */
   /* Each char slot in the counter file holds two 4 bit counters */
-  fileSlot = bitIdx / 2;
+  fileslot = bitIdx / 2;
   targetLoc = bitIdx % 2;
-  GNUNET_DISK_file_seek (fh, fileSlot, GNUNET_DISK_SEEK_SET);
+  if (GNUNET_SYSERR == GNUNET_DISK_file_seek (fh, fileslot, GNUNET_DISK_SEEK_SET))
+    {
+      GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "seek");
+      return;
+    }
   if (1 != GNUNET_DISK_file_read (fh, &value, 1))
     value = 0;
   low = value & 0xF;
@@ -268,7 +272,11 @@ decrementBit (char *bitArray, unsigned int bitIdx,
     }
   }
   value = ((high << 4) | low);
-  GNUNET_DISK_file_seek (fh, fileSlot, GNUNET_DISK_SEEK_SET);
+  if (GNUNET_SYSERR == GNUNET_DISK_file_seek (fh, fileslot, GNUNET_DISK_SEEK_SET))
+    {
+      GNUNET_log_strerror (GNUNET_ERROR_TYPE_ERROR, "seek");
+      return;
+    }
   GNUNET_assert (1 == GNUNET_DISK_file_write (fh, &value, 1));
 }