strsep unlike strtok(_r) returns an empty string for each pair of consecutive delimiters. blspec_apply_oftree_overlay is not equipped to handle an empty string and will attempt treating "abspath/" as device tree file.
Explicitly check for empty strings, so this doesn't happen. Cc: Michael Tretter <[email protected]> Signed-off-by: Ahmad Fatoum <[email protected]> --- Change is untested --- common/blspec.c | 5 ++++- 1 file changed, 4 insertions(+), 1 deletion(-) diff --git a/common/blspec.c b/common/blspec.c index 9e1036c8342c..ed66352d1107 100644 --- a/common/blspec.c +++ b/common/blspec.c @@ -109,8 +109,11 @@ static void blspec_apply_oftree_overlays(const char *overlays, sep = freep = xstrdup(overlays); - while ((overlay = strsep(&sep, " "))) + while ((overlay = strsep(&sep, " "))) { + if (!*overlay) + continue; blspec_apply_oftree_overlay(overlay, abspath, dryrun); + } free(freep); } -- 2.28.0 _______________________________________________ barebox mailing list [email protected] http://lists.infradead.org/mailman/listinfo/barebox
