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-rw-r--r--arch/x86/kernel/crash.c10
1 files changed, 6 insertions, 4 deletions
diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
index a618fcd2c07d..f5ab56d14287 100644
--- a/arch/x86/kernel/crash.c
+++ b/arch/x86/kernel/crash.c
@@ -237,7 +237,7 @@ static void fill_up_crash_elf_data(struct crash_elf_data *ced,
ced->max_nr_ranges++;
/* If crashk_low_res is not 0, another range split possible */
- if (crashk_low_res.end != 0)
+ if (crashk_low_res.end)
ced->max_nr_ranges++;
}
@@ -335,9 +335,11 @@ static int elf_header_exclude_ranges(struct crash_elf_data *ced,
if (ret)
return ret;
- ret = exclude_mem_range(cmem, crashk_low_res.start, crashk_low_res.end);
- if (ret)
- return ret;
+ if (crashk_low_res.end) {
+ ret = exclude_mem_range(cmem, crashk_low_res.start, crashk_low_res.end);
+ if (ret)
+ return ret;
+ }
/* Exclude GART region */
if (ced->gart_end) {