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Fix crash when attempting to sort an empty directory

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I had taken care to not sort empty directories during dirlist_open(),
but forgot that manual user actions can still cause dirlist_set_sort()
to be called, which does not handle empty directories.

Reported by Alex Wilson.
This commit is contained in:
Yorhel 2019-01-20 16:43:55 +01:00
parent 93583e645f
commit 2501fb1ad5
1 changed files with 2 additions and 1 deletions
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3
src/dirlist.c
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@ -371,7 +371,8 @@ void dirlist_set_sort(int col, int desc, int df) {
dirlist_sort_df = df; dirlist_sort_df = df;
/* sort the list (excluding the parent, which is always on top) */ /* sort the list (excluding the parent, which is always on top) */
head_real = dirlist_sort(head_real); if(head_real)
head_real = dirlist_sort(head_real);
if(dirlist_parent) if(dirlist_parent)
dirlist_parent->next = head_real; dirlist_parent->next = head_real;
else else