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-rw-r--r--fs/binfmt_elf.c10
1 files changed, 4 insertions, 6 deletions
diff --git a/fs/binfmt_elf.c b/fs/binfmt_elf.c
index 06435f3665f4..79b05a1a4365 100644
--- a/fs/binfmt_elf.c
+++ b/fs/binfmt_elf.c
@@ -1152,7 +1152,7 @@ static int dump_write(struct file *file, const void *addr, int nr)
static int dump_seek(struct file *file, loff_t off)
{
if (file->f_op->llseek && file->f_op->llseek != no_llseek) {
- if (file->f_op->llseek(file, off, 1) != off)
+ if (file->f_op->llseek(file, off, SEEK_CUR) < 0)
return 0;
} else {
char *buf = (char *)get_zeroed_page(GFP_KERNEL);
@@ -1220,7 +1220,7 @@ static int notesize(struct memelfnote *en)
static int alignfile(struct file *file, loff_t *foffset)
{
- char buf[4] = { 0, };
+ static const char buf[4] = { 0, };
DUMP_WRITE(buf, roundup(*foffset, 4) - *foffset, foffset);
return 1;
}
@@ -1569,7 +1569,8 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
DUMP_WRITE(elf, sizeof(*elf));
offset += sizeof(*elf); /* Elf header */
- offset += (segs+1) * sizeof(struct elf_phdr); /* Program headers */
+ offset += (segs + 1) * sizeof(struct elf_phdr); /* Program headers */
+ foffset = offset;
/* Write notes phdr entry */
{
@@ -1586,8 +1587,6 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
DUMP_WRITE(&phdr, sizeof(phdr));
}
- foffset = offset;
-
dataoff = offset = roundup(offset, ELF_EXEC_PAGESIZE);
/* Write program headers for segments dump */
@@ -1612,7 +1611,6 @@ static int elf_core_dump(long signr, struct pt_regs *regs, struct file *file)
phdr.p_align = ELF_EXEC_PAGESIZE;
DUMP_WRITE(&phdr, sizeof(phdr));
- foffset += sizeof(phdr);
}
#ifdef ELF_CORE_WRITE_EXTRA_PHDRS