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ARM: 9190/1: kdump: add invalid input check for 'crashkernel=0'

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Add invalid input check expression when 'crashkernel=0' is specified
running kdump.

Signed-off-by: Austin Kim <austindh.kim@gmail.com>
Signed-off-by: Russell King (Oracle) <rmk+kernel@armlinux.org.uk>
This commit is contained in:
Austin Kim 2022-04-01 09:30:51 +01:00 committed by Russell King (Oracle)
parent 8b2360c715
commit 9d17f33723
1 changed files with 2 additions and 1 deletions
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3
arch/arm/kernel/setup.c
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@ -1004,7 +1004,8 @@ static void __init reserve_crashkernel(void)
total_mem = get_total_mem();
ret = parse_crashkernel(boot_command_line, total_mem,
&crash_size, &crash_base);
if (ret)
/* invalid value specified or crashkernel=0 */
if (ret || !crash_size)
return;
if (crash_base <= 0) {