linux-kernel - binfmt_elf: simplify error handling in load_elf

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Message-ID: <3284126.HYjqi5uYoC@devpool35>
Date:   Wed, 05 Aug 2020 10:53:51 +0200
From:   Rolf Eike Beer <eb@...ix.com>
To:     linux-fsdevel@...r.kernel.org, linux-kernel@...r.kernel.org,
        Alexander Viro <viro@...iv.linux.org.uk>
Cc:     Ralf Baechle <ralf@...ux-mips.org>
Subject: binfmt_elf: simplify error handling in load_elf_phdrs()

---
 fs/binfmt_elf.c | 10 ++--------
 1 file changed, 2 insertions(+), 8 deletions(-)

diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 251298d25c8c..64b4b47448af 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -434,7 +434,7 @@ static struct elf_phdr *load_elf_phdrs(const struct elfhdr *elf_ex,
 				       struct file *elf_file)
 {
 	struct elf_phdr *elf_phdata = NULL;
-	int retval, err = -1;
+	int retval = -1;
 	unsigned int size;
 
 	/*
@@ -456,15 +456,9 @@ static struct elf_phdr *load_elf_phdrs(const struct elfhdr *elf_ex,
 
 	/* Read in the program headers */
 	retval = elf_read(elf_file, elf_phdata, size, elf_ex->e_phoff);
-	if (retval < 0) {
-		err = retval;
-		goto out;
-	}
 
-	/* Success! */
-	err = 0;
 out:
-	if (err) {
+	if (retval) {
 		kfree(elf_phdata);
 		elf_phdata = NULL;
 	}
-- 
2.28.0


-- 
Rolf Eike Beer, emlix GmbH, http://www.emlix.com
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