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[19.03 backport] Fix possible runtime panic in Lgetxattr #454
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If `unix.Lgetxattr` returns an error, then `sz == -1` which will cause a runtime panic if `errno == unix.ERANGE`. Signed-off-by: Sascha Grunert <sgrunert@suse.com> (cherry picked from commit 4138cd2) Signed-off-by: Sebastiaan van Stijn <github@gone.nl>
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kicked it once more, will merge on green |
tonistiigi
approved these changes
Jan 23, 2020
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If
unix.Lgetxattrreturns an error, thensz == -1which will cause aruntime panic if
errno == unix.ERANGE.backport of moby#40283