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Date: Mon, 20 Dec 2021 11:24:21 +0100 From: Lukas Czerner <lczerner@...hat.com> To: cgel.zte@...il.com Cc: tytso@....edu, linux-ext4@...r.kernel.org, adilger.kernel@...ger.ca, linux-kernel@...r.kernel.org, xu xin <xu.xin16@....com.cn>, Zeal robot <zealci@....com.cn> Subject: Re: [PATCH linux-next] fs/ext4: use BUG_ON instead of if condition followed by BUG On Sun, Dec 19, 2021 at 01:06:43PM +0000, cgel.zte@...il.com wrote: > From: xu xin <xu.xin16@....com.cn> > > BUG_ON would be better. Indeed. Thanks for the patch. Reviewed-by: Lukas Czerner <lczerner@...hat.com> > > This issue was detected with the help of Coccinelle. > > Reported-by: Zeal robot <zealci@....com.cn> > Signed-off-by: xu xin <xu.xin16@....com.cn> > --- > fs/ext4/ext4.h | 3 +-- > 1 file changed, 1 insertion(+), 2 deletions(-) > > diff --git a/fs/ext4/ext4.h b/fs/ext4/ext4.h > index 9cc55bcda6ba..00bc3f67d37f 100644 > --- a/fs/ext4/ext4.h > +++ b/fs/ext4/ext4.h > @@ -2400,8 +2400,7 @@ ext4_rec_len_from_disk(__le16 dlen, unsigned blocksize) > > static inline __le16 ext4_rec_len_to_disk(unsigned len, unsigned blocksize) > { > - if ((len > blocksize) || (blocksize > (1 << 18)) || (len & 3)) > - BUG(); > + BUG_ON((len > blocksize) || (blocksize > (1 << 18)) || (len & 3)); > #if (PAGE_SIZE >= 65536) > if (len < 65536) > return cpu_to_le16(len); > -- > 2.25.1 >
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