Fix a bug in fuzzershell caused by an uninitialized local variable.

FossilOrigin-Name: 745deab87adc378a5376aaa9451fb9485bc2f4c4

manifest

@@ -1,5 +1,5 @@
-C Fix\sanother\sbad\sassert()\sin\sbtree\s-\sone\sthat\scan\sbe\sfalse\son\sa\scorrupt\sdatabase\nfile.
-D 2015-05-22T23:39:29.128
+C Fix\sa\sbug\sin\sfuzzershell\scaused\sby\san\suninitialized\slocal\svariable.
+D 2015-05-22T23:45:56.266
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 0a6ae26396ec696221021780dffbb894ff3cead7
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -1230,7 +1230,7 @@ F tool/diffdb.c 7524b1b5df217c20cd0431f6789851a4e0cb191b
 F tool/extract.c 054069d81b095fbdc189a6f5d4466e40380505e2
 F tool/fast_vacuum.c 5ba0d6f5963a0a63bdc42840f678bad75b2ebce1
 F tool/fragck.tcl 5265a95126abcf6ab357f7efa544787e5963f439
-F tool/fuzzershell.c e35a3e0918349f2a9e0498c17c6fe5a6c7d61d86
+F tool/fuzzershell.c 0b49a78e93feee0596f692c766cdff14186ae36c
 F tool/genfkey.README cf68fddd4643bbe3ff8e31b8b6d8b0a1b85e20f4
 F tool/genfkey.test 4196a8928b78f51d54ef58e99e99401ab2f0a7e5
 F tool/getlock.c f4c39b651370156cae979501a7b156bdba50e7ce
@@ -1278,7 +1278,7 @@ F tool/vdbe_profile.tcl 67746953071a9f8f2f668b73fe899074e2c6d8c1
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh 0abfd78ceb09b7f7c27c688c8e3fe93268a13b32
 F tool/win/sqlite.vsix deb315d026cc8400325c5863eef847784a219a2f
-P 10cc44f5a63e6cadf6940bb7310a177ee7fa6ee2
-R 12583c8a4670388a5d60502757678b98
+P 89f0bbfde4d86a7b15e93aab9c487b4355c6fb2d
+R 65016f3b238dc9d4aaf76f46b4ac610e
 U drh
-Z f1e1ea5567a0f5557363801842b88558
+Z 79f3d7dfd072e74dd2fd5db7858a213f

manifest.uuid

@@ -1 +1 @@
-89f0bbfde4d86a7b15e93aab9c487b4355c6fb2d
+745deab87adc378a5376aaa9451fb9485bc2f4c4

tool/fuzzershell.c

@@ -454,7 +454,7 @@ int main(int argc, char **argv){
   int jj;                       /* Loop counter for azInFile[] */
   sqlite3_int64 iBegin;         /* Start time for the whole program */
   sqlite3_int64 iStart, iEnd;   /* Start and end-times for a test case */
-  const char *zDbName;          /* Name of an on-disk database file to open */
+  const char *zDbName = 0;      /* Name of an on-disk database file to open */
 
   iBegin = timeOfDay();
   zFailCode = getenv("TEST_FAILURE");