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From: Kumar Gala <galak@kernel.crashing.org>
To: u-boot@lists.denx.de
Subject: [U-Boot] [PATCH] drivers/bios_emulator: Fix gcc 4.4 compiler warning
Date: Mon, 13 Jul 2009 09:23:59 -0500	[thread overview]
Message-ID: <1247495041-8605-1-git-send-email-galak@kernel.crashing.org> (raw)

biosemu.c: In function 'BE_setVGA':
biosemu.c:147: warning: dereferencing type-punned pointer will break strict-aliasing rules

Signed-off-by: Kumar Gala <galak@kernel.crashing.org>
---
 drivers/bios_emulator/biosemu.c |    3 ++-
 1 files changed, 2 insertions(+), 1 deletions(-)

diff --git a/drivers/bios_emulator/biosemu.c b/drivers/bios_emulator/biosemu.c
index d0c6521..cfa836c 100644
--- a/drivers/bios_emulator/biosemu.c
+++ b/drivers/bios_emulator/biosemu.c
@@ -144,7 +144,8 @@ void X86API BE_setVGA(BE_VGAInfo * info)
 		_BE_env.biosmem_base = _BE_env.busmem_base + 0x20000;
 		_BE_env.biosmem_limit = 0xC7FFF;
 	}
-	if (*((u32 *) info->LowMem) == 0)
+	if ((info->LowMem[0] == 0) && (info->LowMem[1] == 0) &&
+	    (info->LowMem[2] == 0) && (info->LowMem[3] == 0))
 		_BE_bios_init((u32 *) info->LowMem);
 	memcpy((u8 *) M.mem_base, info->LowMem, sizeof(info->LowMem));
 }
-- 
1.6.0.6

             reply	other threads:[~2009-07-13 14:23 UTC|newest]

Thread overview: 14+ messages / expand[flat|nested]  mbox.gz  Atom feed  top
2009-07-13 14:23 Kumar Gala [this message]
2009-07-13 14:24 ` [U-Boot] [PATCH] ahci: Fix gcc 4.4 compiler warning Kumar Gala
2009-07-13 14:24   ` [U-Boot] [PATCH] dlmalloc: Ignore gcc4.4 compiler warnings Kumar Gala
2009-07-23  2:05     ` [U-Boot] gcc4.4 warning fix patches Kumar Gala
2009-07-23 19:06     ` [U-Boot] [PATCH] dlmalloc: Ignore gcc4.4 compiler warnings Wolfgang Denk
2009-07-24 16:40       ` Kenneth Johansson
2009-07-26 21:26         ` Wolfgang Denk
2009-07-28 22:52           ` Scott Wood
2009-07-29  5:47             ` Wolfgang Denk
2009-07-29  5:55               ` Kumar Gala
2009-07-29 12:53               ` Kenneth Johansson
2009-08-07  0:14               ` Kumar Gala
2009-07-23 19:05   ` [U-Boot] [PATCH] ahci: Fix gcc 4.4 compiler warning Wolfgang Denk
2009-07-23 19:03 ` [U-Boot] [PATCH] drivers/bios_emulator: " Wolfgang Denk

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