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dahdi_span_types: hush warning of missing attribute

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Don't warn when a sysfs attribute does not exist.

Signed-off-by: Tzafrir Cohen <tzafrir.cohen@xorcom.com>
Acked-By: Russ Meyerriecks <rmeyerriecks@digium.com>
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Tzafrir Cohen 2014-01-23 17:55:38 +02:00
parent b621c02b7f
commit d3feed5c4c
1 changed files with 1 additions and 1 deletions
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dahdi_span_types
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@ -166,7 +166,7 @@ fi
# Beware of special characters in attributes # Beware of special characters in attributes
attr_clean() { attr_clean() {
cat "$1" | tr -d '\n' | tr '!' '/' | tr -c 'a-zA-Z0-9/:.-' '_' cat "$1" 2>/dev/null | tr -d '\n' | tr '!' '/' | tr -c 'a-zA-Z0-9/:.-' '_'
} }
show_spantypes() { show_spantypes() {