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| author | Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it> | 2005-09-22 21:44:14 -0700 |
|---|---|---|
| committer | Linus Torvalds <torvalds@g5.osdl.org> | 2005-09-22 22:17:36 -0700 |
| commit | a8bfb94c58238666df0d6856861d18f0f52fc752 (patch) | |
| tree | ff22df262edafd55c9004a32a25dfb818c0841a9 /arch/um | |
| parent | 3a02d6c051cf3c214aab38e4330b4bcec5f6e3f8 (diff) | |
| download | linux-a8bfb94c58238666df0d6856861d18f0f52fc752.tar.gz linux-a8bfb94c58238666df0d6856861d18f0f52fc752.tar.bz2 linux-a8bfb94c58238666df0d6856861d18f0f52fc752.zip | |
[PATCH] strlcat: use for uml umid.c
Simplify the code by using strlcat() instead of strncat() and manual
appending.
Signed-off-by: Paolo 'Blaisorblade' Giarrusso <blaisorblade@yahoo.it>
Cc: Jeff Dike <jdike@addtoit.com>
Signed-off-by: Andrew Morton <akpm@osdl.org>
Signed-off-by: Linus Torvalds <torvalds@osdl.org>
Diffstat (limited to 'arch/um')
| -rw-r--r-- | arch/um/include/user.h | 4 | ||||
| -rw-r--r-- | arch/um/kernel/umid.c | 11 |
2 files changed, 7 insertions, 8 deletions
diff --git a/arch/um/include/user.h b/arch/um/include/user.h index 57ee9e261228..0f865ef46918 100644 --- a/arch/um/include/user.h +++ b/arch/um/include/user.h @@ -14,7 +14,9 @@ extern void *um_kmalloc_atomic(int size); extern void kfree(void *ptr); extern int in_aton(char *str); extern int open_gdb_chan(void); -extern int strlcpy(char *, const char *, int); +/* These use size_t, however unsigned long is correct on both i386 and x86_64. */ +extern unsigned long strlcpy(char *, const char *, unsigned long); +extern unsigned long strlcat(char *, const char *, unsigned long); extern void *um_vmalloc(int size); extern void vfree(void *ptr); diff --git a/arch/um/kernel/umid.c b/arch/um/kernel/umid.c index 251d277fff2a..0b21d59ba0cd 100644 --- a/arch/um/kernel/umid.c +++ b/arch/um/kernel/umid.c @@ -237,16 +237,13 @@ static int __init make_uml_dir(void) strlcpy(dir, home, sizeof(dir)); uml_dir++; } + strlcat(dir, uml_dir, sizeof(dir)); len = strlen(dir); - strncat(dir, uml_dir, sizeof(dir) - len); - len = strlen(dir); - if((len > 0) && (len < sizeof(dir) - 1) && (dir[len - 1] != '/')){ - dir[len] = '/'; - dir[len + 1] = '\0'; - } + if (len > 0 && dir[len - 1] != '/') + strlcat(dir, "/", sizeof(dir)); uml_dir = malloc(strlen(dir) + 1); - if(uml_dir == NULL){ + if (uml_dir == NULL) { printf("make_uml_dir : malloc failed, errno = %d\n", errno); exit(1); } |