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* grub-core/normal/charset.c (bidi_line_wrap): Fix a spurious warning

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and fix a case when line_start overflows.
This commit is contained in:
Vladimir 'phcoder' Serbinenko 2012-03-05 01:26:29 +01:00
parent 32bd735bd6
commit 24539abdb1
2 changed files with 6 additions and 1 deletions
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2
grub-core/normal/charset.c
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@ -633,7 +633,7 @@ bidi_line_wrap (struct grub_unicode_glyph *visual_out,
{
int right_join = 0;
signed i;
for (i = k - 1; i > (signed) line_start - 1 && i >= 0;
for (i = k - 1; i >= 0 && (unsigned) i >= line_start;
i--)
{
enum grub_join_type join_type = get_join_type (visual[i].base);