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xtensa: ISS: don't allocate memory in platform_setup

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commit ef439d49e0 upstream.

Memory allocator is not initialized at that point yet, use static array
instead.

Cc: stable@vger.kernel.org
Signed-off-by: Max Filippov <jcmvbkbc@gmail.com>
Signed-off-by: Greg Kroah-Hartman <gregkh@linuxfoundation.org>
This commit is contained in:
Max Filippov
2018-09-06 11:19:20 -07:00
committed by Greg Kroah-Hartman
parent f63dbd23e8
commit b205f931b0
1 changed files with 15 additions and 10 deletions
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9
arch/xtensa/platforms/iss/setup.c
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@@ -78,12 +78,16 @@ static struct notifier_block iss_panic_block = {
void __init platform_setup(char **p_cmdline)
{
static void *argv[COMMAND_LINE_SIZE / sizeof(void *)] __initdata;
static char cmdline[COMMAND_LINE_SIZE] __initdata;
int argc = simc_argc();
int argv_size = simc_argv_size();
if (argc > 1) {
void **argv = alloc_bootmem(argv_size);
char *cmdline = alloc_bootmem(argv_size);
if (argv_size > sizeof(argv)) {
pr_err("%s: command line too long: argv_size = %d\n",
__func__, argv_size);
} else {
int i;
cmdline[0] = 0;
@@ -96,6 +100,7 @@ void __init platform_setup(char **p_cmdline)
}
*p_cmdline = cmdline;
}
}
atomic_notifier_chain_register(&panic_notifier_list, &iss_panic_block);
}