AcoSail/kernel_optimize_test
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Merge branch 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6

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* 'for-linus' of git://git.kernel.org/pub/scm/linux/kernel/git/jmorris/security-testing-2.6:
  ima: hashing large files bug fix
  kernel_read: redefine offset type
This commit is contained in:
Linus Torvalds 2009-08-24 12:24:01 -07:00
commit ce0cfd4ca8
3 changed files with 7 additions and 5 deletions
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4
fs/exec.c
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@ -678,8 +678,8 @@ struct file *open_exec(const char *name)
}
EXPORT_SYMBOL(open_exec);
int kernel_read(struct file *file, unsigned long offset,
char *addr, unsigned long count)
int kernel_read(struct file *file, loff_t offset,
char *addr, unsigned long count)
{
mm_segment_t old_fs;
loff_t pos = offset;

2
include/linux/fs.h
View File

@ -2123,7 +2123,7 @@ extern struct file *do_filp_open(int dfd, const char *pathname,
int open_flag, int mode, int acc_mode);
extern int may_open(struct path *, int, int);
extern int kernel_read(struct file *, unsigned long, char *, unsigned long);
extern int kernel_read(struct file *, loff_t, char *, unsigned long);
extern struct file * open_exec(const char *);
/* fs/dcache.c -- generic fs support functions */

6
security/integrity/ima/ima_crypto.c
View File

@ -45,9 +45,9 @@ int ima_calc_hash(struct file *file, char *digest)
{
struct hash_desc desc;
struct scatterlist sg[1];
loff_t i_size;
loff_t i_size, offset = 0;
char *rbuf;
int rc, offset = 0;
int rc;
rc = init_desc(&desc);
if (rc != 0)
@ -67,6 +67,8 @@ int ima_calc_hash(struct file *file, char *digest)
rc = rbuf_len;
break;
}
if (rbuf_len == 0)
break;
offset += rbuf_len;
sg_init_one(sg, rbuf, rbuf_len);