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Commit 6c5e73d3 authored by jon ernst's avatar jon ernst Committed by Theodore Ts'o
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ext4: enforce we are operating on a regular file in ext4_zero_range() 



Signed-off-by: default avatarJon Ernst <jonernst07@gmail.com>
Signed-off-by: default avatar"Theodore Ts'o" <tytso@mit.edu>
parent 6dd834ef

fs/ext4/extents.c

+3 −0
Original line number Diff line number Diff line
@@ -4741,6 +4741,9 @@ static long ext4_zero_range(struct file *file, loff_t offset, 


	trace_ext4_zero_range(inode, offset, len, mode);



	if (!S_ISREG(inode->i_mode))

		return -EINVAL;



	/*

	 * Write out all dirty pages to avoid race conditions

	 * Then release them.