X-Git-Url: https://git.donarmstrong.com/?a=blobdiff_plain;f=sam.c;h=ba3158fee8ebc424e3948ea4c2f576ed58a76fc5;hb=181c7c1165d171e0de9858d76aff23617a83044f;hp=f026bc80864dbc75557bf632c760978e54acc453;hpb=50706bea83d8a1518485283876333279f4ae7137;p=samtools.git

diff --git a/sam.c b/sam.c
index f026bc8..ba3158f 100644
--- a/sam.c
+++ b/sam.c
@@ -79,7 +79,7 @@ samfile_t *samopen(const char *fn, const char *mode, const void *aux)
 		} else { // text
 			// open file
 			fp->x.tamw = strcmp(fn, "-")? fopen(fn, "w") : stdout;
-			if (fp->x.tamr == 0) goto open_err_ret;
+			if (fp->x.tamw == 0) goto open_err_ret;
 			if (strchr(mode, 'X')) fp->type |= BAM_OFSTR<<2;
 			else if (strchr(mode, 'x')) fp->type |= BAM_OFHEX<<2;
 			else fp->type |= BAM_OFDEC<<2;