[PATCH] x86/crash: remove unnecessary comparison

[PATCH] x86/crash: remove unnecessary comparison

[Nikolas Nyby]

This ret comparison and return are unnecessary as of
f296f2634920d205b93d878b48d87bb7e0a4c256

elf_header_exclude_ranges() returns ret in any case, with or
without this comparison.

Signed-off-by: Nikolas Nyby <nikolas@gnu.org>
---
 arch/x86/kernel/crash.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
index 2bf70a2fed90..eb651fbde92a 100644
--- a/arch/x86/kernel/crash.c
+++ b/arch/x86/kernel/crash.c
@@ -225,8 +225,6 @@ static int elf_header_exclude_ranges(struct crash_mem *cmem)
 	if (crashk_low_res.end) {
 		ret = crash_exclude_mem_range(cmem, crashk_low_res.start,
 							crashk_low_res.end);
-		if (ret)
-			return ret;
 	}
 
 	return ret;
-- 
2.20.1

[tip:x86/cleanups] x86/crash: Remove unnecessary comparison

[tip-bot for Nikolas Nyby]

Commit-ID:  4599c6671b8119ed5455e4ed6b967b461c27a9f7
Gitweb:     https://git.kernel.org/tip/4599c6671b8119ed5455e4ed6b967b461c27a9f7
Author:     Nikolas Nyby <nikolas@gnu.org>
AuthorDate: Wed, 24 Jul 2019 00:13:37 -0400
Committer:  Thomas Gleixner <tglx@linutronix.de>
CommitDate: Wed, 24 Jul 2019 16:50:15 +0200

x86/crash: Remove unnecessary comparison

The ret comparison and return are unnecessary as of commit f296f2634920
("x86/kexec: Remove walk_iomem_res() call with GART type")

elf_header_exclude_ranges() returns ret in any case, with or without this
comparison.

[ tglx: Use a proper commit reference instead of full SHA ]

Signed-off-by: Nikolas Nyby <nikolas@gnu.org>
Signed-off-by: Thomas Gleixner <tglx@linutronix.de>
Link: https://lkml.kernel.org/r/20190724041337.8346-1-nikolas@gnu.org

---
 arch/x86/kernel/crash.c | 2 --
 1 file changed, 2 deletions(-)

diff --git a/arch/x86/kernel/crash.c b/arch/x86/kernel/crash.c
index 2bf70a2fed90..eb651fbde92a 100644
--- a/arch/x86/kernel/crash.c
+++ b/arch/x86/kernel/crash.c
@@ -225,8 +225,6 @@ static int elf_header_exclude_ranges(struct crash_mem *cmem)
 	if (crashk_low_res.end) {
 		ret = crash_exclude_mem_range(cmem, crashk_low_res.start,
 							crashk_low_res.end);
-		if (ret)
-			return ret;
 	}
 
 	return ret;