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symtab_findbyname: just retun NULL for NULL symtab

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The condition is not fatal at all.
It's better to let the caller handle the failure.
This commit is contained in:
YAMAMOTO Takashi 2022-01-27 13:22:37 +09:00 committed by Petro Karashchenko
parent 4bd1bd177b
commit 0edb290951
1 changed files with 7 additions and 1 deletions

8
libs/libc/symtab/symtab_findbyname.c

@ -60,6 +60,12 @@ symtab_findbyname(FAR const struct symtab_s *symtab,
int cmp; int cmp;
#endif #endif
if (symtab == NULL)
{
DEBUGASSERT(nsyms == 0);
return NULL;
}
#ifdef CONFIG_SYMTAB_DECORATED #ifdef CONFIG_SYMTAB_DECORATED
if (name[0] == '_') if (name[0] == '_')
{ {
@ -67,7 +73,7 @@ symtab_findbyname(FAR const struct symtab_s *symtab,
} }
#endif #endif
DEBUGASSERT(symtab != NULL && name != NULL); DEBUGASSERT(name != NULL);
#ifdef CONFIG_SYMTAB_ORDEREDBYNAME #ifdef CONFIG_SYMTAB_ORDEREDBYNAME
while (low < high) while (low < high)