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>
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@ -113,7 +113,7 @@ static unsigned long create_flat_tables(
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char * p = (char*)pp;
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int argc = bprm->argc;
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int envc = bprm->envc;
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char dummy;
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char uninitialized_var(dummy);
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sp = (unsigned long *) ((-(unsigned long)sizeof(char *))&(unsigned long) p);
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@ -290,7 +290,6 @@ out_free_buf:
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kfree(buf);
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out_free:
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kfree(strm.workspace);
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out:
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return retval;
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}
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@ -459,7 +458,9 @@ static int load_flat_file(struct linux_binprm * bprm,
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printk("BINFMT_FLAT: Loading file: %s\n", bprm->filename);
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if (rev != FLAT_VERSION && rev != OLD_FLAT_VERSION) {
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printk("BINFMT_FLAT: bad flat file version 0x%x (supported 0x%x and 0x%x)\n", rev, FLAT_VERSION, OLD_FLAT_VERSION);
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printk("BINFMT_FLAT: bad flat file version 0x%x (supported "
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"0x%lx and 0x%lx)\n",
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rev, FLAT_VERSION, OLD_FLAT_VERSION);
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ret = -ENOEXEC;
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goto err;
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}
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@ -515,7 +516,8 @@ static int load_flat_file(struct linux_binprm * bprm,
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/*
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* calculate the extra space we need to map in
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*/
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extra = max(bss_len + stack_len, relocs * sizeof(unsigned long));
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extra = max_t(unsigned long, bss_len + stack_len,
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relocs * sizeof(unsigned long));
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/*
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* there are a couple of cases here, the separate code/data
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@ -546,7 +548,7 @@ static int load_flat_file(struct linux_binprm * bprm,
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PROT_READ|PROT_WRITE|PROT_EXEC, MAP_PRIVATE, 0);
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/* Remap to use all availabe slack region space */
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if (realdatastart && (realdatastart < (unsigned long)-4096)) {
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reallen = ksize(realdatastart);
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reallen = ksize((void *)realdatastart);
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if (reallen > len) {
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realdatastart = do_mremap(realdatastart, len,
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reallen, MREMAP_FIXED, realdatastart);
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@ -598,7 +600,7 @@ static int load_flat_file(struct linux_binprm * bprm,
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PROT_READ | PROT_EXEC | PROT_WRITE, MAP_PRIVATE, 0);
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/* Remap to use all availabe slack region space */
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if (textpos && (textpos < (unsigned long) -4096)) {
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reallen = ksize(textpos);
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reallen = ksize((void *)textpos);
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if (reallen > len) {
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textpos = do_mremap(textpos, len, reallen,
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MREMAP_FIXED, textpos);
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