[PATCH] coverity: fs/udf/namei.c null check
"dir" was dereferenced before null check Signed-off-by: Zaur Kambarov <zkambarov@coverity.com> Signed-off-by: Andrew Morton <akpm@osdl.org> Signed-off-by: Linus Torvalds <torvalds@osdl.org>
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@ -159,7 +159,7 @@ udf_find_entry(struct inode *dir, struct dentry *dentry,
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char *nameptr;
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uint8_t lfi;
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uint16_t liu;
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loff_t size = (udf_ext0_offset(dir) + dir->i_size) >> 2;
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loff_t size;
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kernel_lb_addr bloc, eloc;
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uint32_t extoffset, elen, offset;
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struct buffer_head *bh = NULL;
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@ -167,6 +167,8 @@ udf_find_entry(struct inode *dir, struct dentry *dentry,
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if (!dir)
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return NULL;
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size = (udf_ext0_offset(dir) + dir->i_size) >> 2;
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f_pos = (udf_ext0_offset(dir) >> 2);
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fibh->soffset = fibh->eoffset = (f_pos & ((dir->i_sb->s_blocksize - 1) >> 2)) << 2;
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