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authorKumar Gala <galak@kernel.crashing.org>2009-07-13 09:23:59 -0500
committerWolfgang Denk <wd@denx.de>2009-07-23 21:03:33 +0200
commit51d91e1a253c97713c7f3e5c0b910a4db4979283 (patch)
tree8c30c07563aa48ca79e149a10ee31390addd285c /drivers/bios_emulator
parentf97ec30bb3c5a4a456159eb2b75b3bc68772bf2a (diff)
downloadu-boot-51d91e1a253c97713c7f3e5c0b910a4db4979283.tar.gz
drivers/bios_emulator: Fix gcc 4.4 compiler warning
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>
Diffstat (limited to 'drivers/bios_emulator')
-rw-r--r--drivers/bios_emulator/biosemu.c3
1 files changed, 2 insertions, 1 deletions
diff --git a/drivers/bios_emulator/biosemu.c b/drivers/bios_emulator/biosemu.c
index d0c6521577..cfa836caf8 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));
}