Fix a harmless compiler warning in VS2013.

FossilOrigin-Name: 83116ee3e0f2b9110c70a4f73a9badc9c2a56f28

manifest

@@ -1,5 +1,5 @@
-C Tweaks\sto\sthe\sgenerated\sVDBE\scode\sto\smake\sit\sa\slittle\seasier\sto\sfollow.
-D 2014-02-08T13:12:19.189
+C Fix\sa\sharmless\scompiler\swarning\sin\sVS2013.
+D 2014-02-08T13:24:04.793
 F Makefile.arm-wince-mingw32ce-gcc d6df77f1f48d690bd73162294bbba7f59507c72f
 F Makefile.in 2ef13430cd359f7b361bb863504e227b25cc7f81
 F Makefile.linux-gcc 91d710bdc4998cb015f39edf3cb314ec4f4d7e23
@@ -207,7 +207,7 @@ F src/os.h 4a46270a64e9193af4a0aaa3bc2c66dc07c29b3f
 F src/os_common.h 92815ed65f805560b66166e3583470ff94478f04
 F src/os_unix.c 18f7f95dc6bcb9cf4d4a238d8e2de96611bc2ae5
 F src/os_win.c d4284f003445054a26689f1264b1b9bf7261bd1b
-F src/pager.c efa923693e958696eee69b205a20bfbc402c8480
+F src/pager.c 0ffa313a30ed6d061d9c6601b7b175cc50a1cab7
 F src/pager.h ffd5607f7b3e4590b415b007a4382f693334d428
 F src/parse.y bd51bc17cbfe7549adb4ca3747b1c3d384645065
 F src/pcache.c d8eafac28290d4bb80332005435db44991d07fc2
@@ -1152,7 +1152,7 @@ F tool/vdbe-compress.tcl 0cf56e9263a152b84da86e75a5c0cdcdb7a47891
 F tool/warnings-clang.sh f6aa929dc20ef1f856af04a730772f59283631d4
 F tool/warnings.sh d1a6de74685f360ab718efda6265994b99bbea01
 F tool/win/sqlite.vsix 030f3eeaf2cb811a3692ab9c14d021a75ce41fff
-P a45b87713c0afca2be2ace9500513620a024c0a2
-R a1eedfcdaaa5c268df32788e5659e391
+P 129217ee91782ec77ff82661753ae5bee8ca99d0 35f2793db5eb58484554477a23f8320843ebcd71
+R aef457d9a6de27675d731f11fafa24ac
 U drh
-Z ddd6a3acafdcef4fba36e852a5d855f1
+Z 07817b5f1db7ebfb28393b8fc72b06af

manifest.uuid

@@ -1 +1 @@
-129217ee91782ec77ff82661753ae5bee8ca99d0
+83116ee3e0f2b9110c70a4f73a9badc9c2a56f28

src/pager.c

@@ -1683,7 +1683,7 @@ static int writeMasterJournal(Pager *pPager, const char *zMaster){
 ** already in memory.
 */
 static PgHdr *pager_lookup(Pager *pPager, Pgno pgno){
-  PgHdr *p;                         /* Return value */
+  PgHdr *p = 0;                     /* Return value */
 
   /* It is not possible for a call to PcacheFetch() with createFlag==0 to
   ** fail, since no attempt to allocate dynamic memory will be made.