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-rw-r--r--libcrystfel/src/utils.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/libcrystfel/src/utils.c b/libcrystfel/src/utils.c
index 1b2ebad3..19dfe2a8 100644
--- a/libcrystfel/src/utils.c
+++ b/libcrystfel/src/utils.c
@@ -287,7 +287,7 @@ void chomp(char *s)
{
size_t i;
- if ( !s ) return;
+ if ( s == NULL ) return;
for ( i=0; i<strlen(s); i++ ) {
if ( (s[i] == '\n') || (s[i] == '\r') ) {