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Modules updates for v5.14

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Summary of modules changes for the 5.14 merge window:
 
 - Fix incorrect logic in module_kallsyms_on_each_symbol()
 
 - Fix for a Coccinelle warning
 
 Signed-off-by: Jessica Yu <jeyu@kernel.org>
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Merge tag 'modules-for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux

Pull module updates from Jessica Yu:

 - Fix incorrect logic in module_kallsyms_on_each_symbol()

 - Fix for a Coccinelle warning

* tag 'modules-for-v5.14' of git://git.kernel.org/pub/scm/linux/kernel/git/jeyu/linux:
  module: correctly exit module_kallsyms_on_each_symbol when fn() != 0
  kernel/module: Use BUG_ON instead of if condition followed by BUG
This commit is contained in:
Linus Torvalds 2021-07-07 11:41:32 -07:00
commit a931dd33d3
1 changed files with 3 additions and 3 deletions
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6
kernel/module.c
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@ -1018,8 +1018,7 @@ void __symbol_put(const char *symbol)
};
preempt_disable();
if (!find_symbol(&fsa))
BUG();
BUG_ON(!find_symbol(&fsa));
module_put(fsa.owner);
preempt_enable();
}
@ -4425,9 +4424,10 @@ int module_kallsyms_on_each_symbol(int (*fn)(void *, const char *,
ret = fn(data, kallsyms_symbol_name(kallsyms, i),
mod, kallsyms_symbol_value(sym));
if (ret != 0)
break;
goto out;
}
}
out:
mutex_unlock(&module_mutex);
return ret;
}