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authorAndrew Morton <akpm@linux-foundation.org>2007-10-17 08:27:26 +0200
committerLinus Torvalds <torvalds@woody.linux-foundation.org>2007-10-17 17:42:54 +0200
commit0e647c04f665e9b3451a1ebe8252b38ffe0207c8 (patch)
treedc931ce20d8b0cd761bbb52fe1e70197c341f788 /fs/binfmt_flat.c
parentAdd stack checking for Blackfin (diff)
downloadlinux-0e647c04f665e9b3451a1ebe8252b38ffe0207c8.tar.xz
linux-0e647c04f665e9b3451a1ebe8252b38ffe0207c8.zip
binfmt_flat: warning fixes
Fix this lot: fs/binfmt_flat.c: In function `decompress_exec': fs/binfmt_flat.c:293: warning: label `out' defined but not used fs/binfmt_flat.c: In function `load_flat_file': fs/binfmt_flat.c:462: warning: unsigned int format, long int arg (arg 3) fs/binfmt_flat.c:462: warning: unsigned int format, long int arg (arg 4) fs/binfmt_flat.c:518: warning: comparison of distinct pointer types lacks a cast fs/binfmt_flat.c:549: warning: passing arg 1 of `ksize' makes pointer from integer without a cast fs/binfmt_flat.c:601: warning: passing arg 1 of `ksize' makes pointer from integer without a cast fs/binfmt_flat.c: In function `load_flat_binary': fs/binfmt_flat.c:116: warning: 'dummy' might be used uninitialized in this function Acked-by: Greg Ungerer <gerg@uclinux.org> Cc: David Howells <dhowells@redhat.com> Signed-off-by: Andrew Morton <akpm@linux-foundation.org> Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
Diffstat (limited to 'fs/binfmt_flat.c')
-rw-r--r--fs/binfmt_flat.c14
1 files changed, 8 insertions, 6 deletions
diff --git a/fs/binfmt_flat.c b/fs/binfmt_flat.c
index 265fac868067..33764fd6db66 100644
--- a/fs/binfmt_flat.c
+++ b/fs/binfmt_flat.c
@@ -113,7 +113,7 @@ static unsigned long create_flat_tables(
char * p = (char*)pp;
int argc = bprm->argc;
int envc = bprm->envc;
- char dummy;
+ char uninitialized_var(dummy);
sp = (unsigned long *) ((-(unsigned long)sizeof(char *))&(unsigned long) p);
@@ -290,7 +290,6 @@ out_free_buf:
kfree(buf);
out_free:
kfree(strm.workspace);
-out:
return retval;
}
@@ -459,7 +458,9 @@ static int load_flat_file(struct linux_binprm * bprm,
printk("BINFMT_FLAT: Loading file: %s\n", bprm->filename);
if (rev != FLAT_VERSION && rev != OLD_FLAT_VERSION) {
- printk("BINFMT_FLAT: bad flat file version 0x%x (supported 0x%x and 0x%x)\n", rev, FLAT_VERSION, OLD_FLAT_VERSION);
+ printk("BINFMT_FLAT: bad flat file version 0x%x (supported "
+ "0x%lx and 0x%lx)\n",
+ rev, FLAT_VERSION, OLD_FLAT_VERSION);
ret = -ENOEXEC;
goto err;
}
@@ -515,7 +516,8 @@ static int load_flat_file(struct linux_binprm * bprm,
/*
* calculate the extra space we need to map in
*/
- extra = max(bss_len + stack_len, relocs * sizeof(unsigned long));
+ extra = max_t(unsigned long, bss_len + stack_len,
+ relocs * sizeof(unsigned long));
/*
* there are a couple of cases here, the separate code/data
@@ -546,7 +548,7 @@ static int load_flat_file(struct linux_binprm * bprm,
PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, 0);
/* Remap to use all availabe slack region space */
if (realdatastart && (realdatastart < (unsigned long)-4096)) {
- reallen = ksize(realdatastart);
+ reallen = ksize((void *)realdatastart);
if (reallen > len) {
realdatastart = do_mremap(realdatastart, len,
reallen, MREMAP_FIXED, realdatastart);
@@ -598,7 +600,7 @@ static int load_flat_file(struct linux_binprm * bprm,
PROT_READ | PROT_EXEC | PROT_WRITE, MAP_PRIVATE, 0);
/* Remap to use all availabe slack region space */
if (textpos && (textpos < (unsigned long) -4096)) {
- reallen = ksize(textpos);
+ reallen = ksize((void *)textpos);
if (reallen > len) {
textpos = do_mremap(textpos, len, reallen,
MREMAP_FIXED, textpos);