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patch 8.2.0097: crash with autocommand and spellfile

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Problem:    Crash with autocommand and spellfile. (Tim Pope)
Solution:   Do not pop exestack when not pushed. (closes #5450)
This commit is contained in:
Bram Moolenaar
2020-01-07 20:11:42 +01:00
parent fbcdf671f0
commit ce6db0273f
3 changed files with 28 additions and 1 deletions
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5
src/spellfile.c
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@@ -352,6 +352,7 @@ spell_load_file(
slang_T *lp = NULL;
int c = 0;
int res;
int did_estack_push = FALSE;
fd = mch_fopen((char *)fname, "r");
if (fd == NULL)
@@ -392,6 +393,7 @@ spell_load_file(
// Set sourcing_name, so that error messages mention the file name.
estack_push(ETYPE_SPELL, fname, 0);
did_estack_push = TRUE;
/*
* <HEADER>: <fileID>
@@ -578,7 +580,8 @@ endFAIL:
endOK:
if (fd != NULL)
fclose(fd);
estack_pop();
if (did_estack_push)
estack_pop();
return lp;
}