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mmc: fix wrong timeout check in mmc_send_status() 

(!timeout) condition check in mmc_send_status() can never be met,
because do-while loop ends up with negative timeout value, -1.

Fix the check to handle TIMEOUT case correctly.

Signed-off-by: Jongman Heo <jongman.heo@gmail.com>
Signed-off-by: Andy Fleming <afleming@freescale.com>
This commit is contained in:
Jongman Heo 2012-06-03 21:32:13 +00:00 committed by Andy Fleming
parent a6f0c4faa4
commit 5b0c942f89
1 changed files with 1 additions and 1 deletions
drivers/mmc
mmc.c

2
drivers/mmc/mmc.c
View File

@ -236,7 +236,7 @@ int mmc_send_status(struct mmc *mmc, int timeout)
status = (cmd.response[0] & MMC_STATUS_CURR_STATE) >> 9; status = (cmd.response[0] & MMC_STATUS_CURR_STATE) >> 9;
printf("CURR STATE:%d\n", status); printf("CURR STATE:%d\n", status);
#endif #endif
if (!timeout) { if (timeout <= 0) {
printf("Timeout waiting card ready\n"); printf("Timeout waiting card ready\n");
return TIMEOUT; return TIMEOUT;
} }