Patchwork [U-Boot,06/24] cam5200_niosflash: fix build warnings

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Submitter Wolfgang Denk
Date Nov. 25, 2010, 4 p.m.
Message ID <1290700844-31427-7-git-send-email-wd@denx.de>
Download mbox | patch
Permalink /patch/73077/
State Accepted
Commit 84db715ea4b593dcd49ebad72ee647e62e2414cc
Headers show

Comments

Wolfgang Denk - Nov. 25, 2010, 4 p.m.
Fix warnings:

cam5200_flash.c: In function 'write_word_32':
cam5200_flash.c:443: warning: dereferencing type-punned pointer will break strict-aliasing rules
cam5200_flash.c: In function 'write_word_16':
cam5200_flash.c:684: warning: dereferencing type-punned pointer will break strict-aliasing rules

Signed-off-by: Wolfgang Denk <wd@denx.de>
---
 board/tqc/tqm5200/cam5200_flash.c |    8 ++++++--
 1 files changed, 6 insertions(+), 2 deletions(-)

Patch

diff --git a/board/tqc/tqm5200/cam5200_flash.c b/board/tqc/tqm5200/cam5200_flash.c
index 124b47d..4c8922f 100644
--- a/board/tqc/tqm5200/cam5200_flash.c
+++ b/board/tqc/tqm5200/cam5200_flash.c
@@ -440,7 +440,9 @@  static int write_word(flash_info_t * info, ulong dest, ulong data)
 {
 	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[0]);
 	volatile CONFIG_SYS_FLASH_WORD_SIZE *dest2 = (CONFIG_SYS_FLASH_WORD_SIZE *) dest;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 = (CONFIG_SYS_FLASH_WORD_SIZE *) & data;
+	ulong *datap = &data;
+	volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 =
+			(volatile CONFIG_SYS_FLASH_WORD_SIZE *)datap;
 	ulong start;
 	int i, flag;
 
@@ -681,7 +683,9 @@  static int write_word_16(flash_info_t * info, ulong dest, ulong data)
 {
 	volatile CONFIG_SYS_FLASH_WORD_SIZE *addr2 = (CONFIG_SYS_FLASH_WORD_SIZE *) (info->start[0]);
 	volatile CONFIG_SYS_FLASH_WORD_SIZE *dest2 = (CONFIG_SYS_FLASH_WORD_SIZE *) dest;
-	volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 = (CONFIG_SYS_FLASH_WORD_SIZE *) & data;
+	ulong *datap = &data;
+	volatile CONFIG_SYS_FLASH_WORD_SIZE *data2 =
+			(volatile CONFIG_SYS_FLASH_WORD_SIZE *)datap;
 	ulong start;
 	int i;