diff options
Diffstat (limited to 'media-gfx/zbar/files/zbar-0.23_fix_detection_of_errors_in_the_v4l_read.patch')
-rw-r--r-- | media-gfx/zbar/files/zbar-0.23_fix_detection_of_errors_in_the_v4l_read.patch | 29 |
1 files changed, 0 insertions, 29 deletions
diff --git a/media-gfx/zbar/files/zbar-0.23_fix_detection_of_errors_in_the_v4l_read.patch b/media-gfx/zbar/files/zbar-0.23_fix_detection_of_errors_in_the_v4l_read.patch deleted file mode 100644 index 8484e31b7375..000000000000 --- a/media-gfx/zbar/files/zbar-0.23_fix_detection_of_errors_in_the_v4l_read.patch +++ /dev/null @@ -1,29 +0,0 @@ -From 52a4fa5242af5da770b3cab1713f87e8d899e7ed Mon Sep 17 00:00:00 2001 -From: Dan Fandrich <dan@coneharvesters.com> -Date: Fri, 27 Dec 2019 18:33:17 +0100 -Subject: [PATCH] Fix detection of errors in the v4l read. - -The return type must be signed in order to detect a read failure. Also, -display an error message after such a failure. ---- - zbar/video/v4l2.c | 6 ++++-- - 1 file changed, 4 insertions(+), 2 deletions(-) - -diff --git a/zbar/video/v4l2.c b/zbar/video/v4l2.c -index daed38b..c0398ea 100644 ---- a/zbar/video/v4l2.c -+++ b/zbar/video/v4l2.c -@@ -133,9 +133,11 @@ static zbar_image_t *v4l2_dq (zbar_video_t *vdo) - return(NULL); - - /* FIXME should read entire image */ -- unsigned long datalen = read(fd, (void*)img->data, img->datalen); -- if(datalen < 0) -+ ssize_t datalen = read(fd, (void*)img->data, img->datalen); -+ if(datalen < 0) { -+ perror("v4l2_dq read"); - return(NULL); -+ } - else if(datalen != img->datalen) - zprintf(0, "WARNING: read() size mismatch: 0x%lx != 0x%lx\n", - datalen, img->datalen); |