bzr commit into mysql-5.1-innodb branch (vasil.dimov:3610) Bug#55227

[vasil.dimov]

#At file:///usr/local/devel/bzrroot/server/mysql-5.1-innodb/ based on revid:vasil.dimov@stripped

 3610 Vasil Dimov	2010-09-15
      (partially) Fix Bug#55227 Fix compiler warnings in innodb with gcc 4.6
      
      Fix compiler warning:
      trx/trx0trx.c: In function 'trx_prepare_off_kernel':
      trx/trx0trx.c:1808:11: error: variable 'update_hdr_page' set but not used [-Werror=unused-but-set-variable]

    modified:
      storage/innodb_plugin/trx/trx0trx.c
=== modified file 'storage/innodb_plugin/trx/trx0trx.c'
--- a/storage/innodb_plugin/trx/trx0trx.c	revid:vasil.dimov@stripped
+++ b/storage/innodb_plugin/trx/trx0trx.c	revid:vasil.dimov@stripped
@@ -1805,7 +1805,6 @@ trx_prepare_off_kernel(
 /*===================*/
 	trx_t*	trx)	/*!< in: transaction */
 {
-	page_t*		update_hdr_page;
 	trx_rseg_t*	rseg;
 	ib_uint64_t	lsn		= 0;
 	mtr_t		mtr;
@@ -1838,7 +1837,7 @@ trx_prepare_off_kernel(
 		}
 
 		if (trx->update_undo) {
-			update_hdr_page = trx_undo_set_state_at_prepare(
+			trx_undo_set_state_at_prepare(
 				trx, trx->update_undo, &mtr);
 		}
 


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