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kstrto*: accept "-0" for signed conversion

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strtol(3) et al accept "-0", so should we.

Signed-off-by: Alexey Dobriyan <adobriyan@gmail.com>
Cc: David Howells <dhowells@redhat.com>
Cc: Jan Kara <jack@suse.cz>
Cc: Joel Becker <jlbec@evilplan.org>
Cc: Mark Fasheh <mfasheh@suse.com>
Cc: Theodore Ts'o <tytso@mit.edu>
Cc: Rasmus Villemoes <linux@rasmusvillemoes.dk>
Signed-off-by: Andrew Morton <akpm@linux-foundation.org>
Signed-off-by: Linus Torvalds <torvalds@linux-foundation.org>
This commit is contained in:
Alexey Dobriyan 2015-09-09 15:36:17 -07:00 • committed by Linus Torvalds
parent 3cdea4d714
commit 2d2e4715a6
2 changed files with 2 additions and 6 deletions
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2
lib/kstrtox.c
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@ -152,7 +152,7 @@ int kstrtoll(const char *s, unsigned int base, long long *res)
rv = _kstrtoull(s + 1, base, &tmp);
if (rv < 0)
return rv;
if ((long long)(-tmp) >= 0)
if ((long long)-tmp > 0)
return -ERANGE;
*res = -tmp;
} else {