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common: remove unaligned access error in bootmenu_getoption()

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Some ARM compilers may emit code that makes unaligned accesses when
faced with constructs such as:

    char name[12] = "bootmenu_";

same fix as commit: 064d55f8bc

=========================================================
data abort

    MAYBE you should read doc/README.arm-unaligned-accesses

pc : [<3ff4b60c>]          lr : [<3ff4b7b0>]
sp : 3f346a58  ip : 3ff9c8e6     fp : 02000060
r10: 00000000  r9 : 3df47fc0     r8 : 3f347f40
r7 : 00000000  r6 : 00000000     r5 : 00000003  r4 : 3f759140
r3 : 000003f0  r2 : 00000000     r1 : 000003f1  r0 : 00000000
Flags: nzCv  IRQs on  FIQs off  Mode SVC_32
Resetting CPU ...
======================================================

Signed-off-by: Lan Yixun (dlan) <dennis.yxun@gmail.com>
This commit is contained in:
Lan Yixun (dlan) 2013-06-27 18:58:53 +08:00 committed by Tom Rini
parent 457dd025a2
commit 0eb33ad253
1 changed files with 2 additions and 2 deletions
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4
common/cmd_bootmenu.c
View file

@ -64,12 +64,12 @@ enum bootmenu_key {
static char *bootmenu_getoption(unsigned short int n)
{
char name[MAX_ENV_SIZE] = "bootmenu_";
char name[MAX_ENV_SIZE];
if (n > MAX_COUNT)
return NULL;
sprintf(name + 9, "%d", n);
sprintf(name, "bootmenu_%d", n);
return getenv(name);
}